Dirty installiation | Flash other roms without losing your apps

My newest developement
This will delete all rom releated confilicting stuff and will leave your apps and data
Code:
ui_print("");

ui_print("Dirty Installer");

ui_print("Cleaning up for dirty installiation");

ui_print("        General cleanup");

        delete("/data/ISP_CV");

        delete("/data/anr");

        delete("/data/app-asec");

        delete("/data/app-private");

        delete("/data/backup");

        delete("/data/baro.dat");

        delete("/data/cfw");

        delete("/data/dalvik-cache");

        delete("/data/data");

        delete("/data/dontpanic");

        delete("/data/drm");

        delete("/data/gg_address");

        delete("/data/gldata.sto");

        delete("/data/gps");

        delete("/data/lbsdata-000.sto");

        delete("/data/local");

        delete("/data/log");

        delete("/data/lost+found");

        delete("/data/misc");

        delete("/data/property");

        delete("/data/radio");

        delete("/data/resource-cache");

        delete("/data/rngd.pid");

        delete("/data/ssh");

        delete("/data/st_gbias.dat");

        delete("/data/system");

        delete("/data/tombstones");

        delete("/data/user");

        delete("/data/xposed");

ui_print("        Cleaning /data/data");

        #Auto generated

        delete("/data/app/com.android.backupconfirm");

        delete("/data/app/com.android.bluetooth");

        delete("/data/app/com.android.calculator2");

        delete("/data/app/com.android.calendar");

        delete("/data/app/com.android.cellbroadcastreceiver");

        delete("/data/app/com.android.certinstaller");

        delete("/data/app/com.android.contacts");

        delete("/data/app/com.android.defcontainer");

        delete("/data/app/com.android.deskclock");

        delete("/data/app/com.android.development");

        delete("/data/app/com.android.dreams.basic");

        delete("/data/app/com.android.dreams.phototable");

        delete("/data/app/com.android.email");

        delete("/data/app/com.android.exchange");

        delete("/data/app/com.android.facelock");

        delete("/data/app/com.android.galaxy4");

        delete("/data/app/com.android.gallery3d");

        delete("/data/app/com.android.htmlviewer");

        delete("/data/app/com.android.inputdevices");

        delete("/data/app/com.android.inputmethod.latin");

        delete("/data/app/com.android.keychain");

        delete("/data/app/com.android.lmt");

        delete("/data/app/com.android.location.fused");

        delete("/data/app/com.android.magicsmoke");

        delete("/data/app/com.android.mms");

        delete("/data/app/com.android.musicvis");

        delete("/data/app/com.android.nfc");

        delete("/data/app/com.android.noisefield");

        delete("/data/app/com.android.packageinstaller");

        delete("/data/app/com.android.phasebeam");

        delete("/data/app/com.android.phone");

        delete("/data/app/com.android.providers.applications");

        delete("/data/app/com.android.providers.calendar");

        delete("/data/app/com.android.providers.contacts");

        delete("/data/app/com.android.providers.downloads");

        delete("/data/app/com.android.providers.downloads.ui");

        delete("/data/app/com.android.providers.drm");

        delete("/data/app/com.android.providers.media");

        delete("/data/app/com.android.providers.settings");

        delete("/data/app/com.android.providers.telephony");

        delete("/data/app/com.android.providers.userdictionary");

        delete("/data/app/com.android.settings");

        delete("/data/app/com.android.sharedstoragebackup");

        delete("/data/app/com.android.smspush");

        delete("/data/app/com.android.soundrecorder");

        delete("/data/app/com.android.stk");

        delete("/data/app/com.android.systemui");

        delete("/data/app/com.android.vending");

        delete("/data/app/com.android.videoeditor");

        delete("/data/app/com.android.voicedialer");

        delete("/data/app/com.android.vpndialogs");

        delete("/data/app/com.android.wallpaper");

        delete("/data/app/com.android.wallpaper.holospiral");

        delete("/data/app/com.android.wallpaper.livepicker");

        delete("/data/app/com.cyanogenmod.CMWallpapers");

        delete("/data/app/com.cyanogenmod.filemanager");

        delete("/data/app/com.cyanogenmod.lockclock");

        delete("/data/app/com.cyanogenmod.samsungservicemode");

        delete("/data/app/com.cyanogenmod.settings.device");

        delete("/data/app/com.google.android.apps.genie.geniewidget");

        delete("/data/app/com.google.android.apps.maps");

        delete("/data/app/com.google.android.apps.plus");

        delete("/data/app/com.google.android.apps.translate");

        delete("/data/app/com.google.android.apps.uploader");

        delete("/data/app/com.google.android.backup");

        delete("/data/app/com.google.android.configupdater");

        delete("/data/app/com.google.android.feedback");

        delete("/data/app/com.google.android.gm");

        delete("/data/app/com.google.android.gms");

        delete("/data/app/com.google.android.googlequicksearchbox");

        delete("/data/app/com.google.android.gsf");

        delete("/data/app/com.google.android.gsf.login");

        delete("/data/app/com.google.android.inputmethod.latin.dictionarypack");

        delete("/data/app/com.google.android.location");

        delete("/data/app/com.google.android.marvin.talkback");

        delete("/data/app/com.google.android.onetimeinitializer");

        delete("/data/app/com.google.android.partnersetup");

        delete("/data/app/com.google.android.setupwizard");

        delete("/data/app/com.google.android.street");

        delete("/data/app/com.google.android.syncadapters.bookmarks");

        delete("/data/app/com.google.android.syncadapters.calendar");

        delete("/data/app/com.google.android.syncadapters.contacts");

        delete("/data/app/com.google.android.talk");

        delete("/data/app/com.google.android.tts");

        delete("/data/app/com.google.android.voicesearch);

ui_print("        Cleaning /data/app-lib");        

        #Auto generated

        delete("/data/app-lib/com.android.backupconfirm");

        delete("/data/app-lib/com.android.bluetooth");

        delete("/data/app-lib/com.android.calculator2");

        delete("/data/app-lib/com.android.calendar");

        delete("/data/app-lib/com.android.cellbroadcastreceiver");

        delete("/data/app-lib/com.android.certinstaller");

        delete("/data/app-lib/com.android.contacts");

        delete("/data/app-lib/com.android.defcontainer");

        delete("/data/app-lib/com.android.deskclock");

        delete("/data/app-lib/com.android.development");

        delete("/data/app-lib/com.android.dreams.basic");

        delete("/data/app-lib/com.android.dreams.phototable");

        delete("/data/app-lib/com.android.email");

        delete("/data/app-lib/com.android.exchange");

        delete("/data/app-lib/com.android.facelock");

        delete("/data/app-lib/com.android.galaxy4");

        delete("/data/app-lib/com.android.gallery3d");

        delete("/data/app-lib/com.android.htmlviewer");

        delete("/data/app-lib/com.android.inputdevices");

        delete("/data/app-lib/com.android.inputmethod.latin");

        delete("/data/app-lib/com.android.keychain");

        delete("/data/app-lib/com.android.lmt");

        delete("/data/app-lib/com.android.location.fused");

        delete("/data/app-lib/com.android.magicsmoke");

        delete("/data/app-lib/com.android.mms");

        delete("/data/app-lib/com.android.musicvis");

        delete("/data/app-lib/com.android.nfc");

        delete("/data/app-lib/com.android.noisefield");

        delete("/data/app-lib/com.android.packageinstaller");

        delete("/data/app-lib/com.android.phasebeam");

        delete("/data/app-lib/com.android.phone");

        delete("/data/app-lib/com.android.providers.app-liblications");

        delete("/data/app-lib/com.android.providers.calendar");

        delete("/data/app-lib/com.android.providers.contacts");

        delete("/data/app-lib/com.android.providers.downloads");

        delete("/data/app-lib/com.android.providers.downloads.ui");

        delete("/data/app-lib/com.android.providers.drm");

        delete("/data/app-lib/com.android.providers.media");

        delete("/data/app-lib/com.android.providers.settings");

        delete("/data/app-lib/com.android.providers.telephony");

        delete("/data/app-lib/com.android.providers.userdictionary");

        delete("/data/app-lib/com.android.settings");

        delete("/data/app-lib/com.android.sharedstoragebackup");

        delete("/data/app-lib/com.android.smspush");

        delete("/data/app-lib/com.android.soundrecorder");

        delete("/data/app-lib/com.android.stk");

        delete("/data/app-lib/com.android.systemui");

        delete("/data/app-lib/com.android.vending");

        delete("/data/app-lib/com.android.videoeditor");

        delete("/data/app-lib/com.android.voicedialer");

        delete("/data/app-lib/com.android.vpndialogs");

        delete("/data/app-lib/com.android.wallpaper");

        delete("/data/app-lib/com.android.wallpaper.holospiral");

        delete("/data/app-lib/com.android.wallpaper.livepicker");

        delete("/data/app-lib/com.cyanogenmod.CMWallpapers");

        delete("/data/app-lib/com.cyanogenmod.filemanager");

        delete("/data/app-lib/com.cyanogenmod.lockclock");

        delete("/data/app-lib/com.cyanogenmod.samsungservicemode");

        delete("/data/app-lib/com.cyanogenmod.settings.device");

        delete("/data/app-lib/com.google.android.app-libs.genie.geniewidget");

        delete("/data/app-lib/com.google.android.app-libs.maps");

        delete("/data/app-lib/com.google.android.app-libs.plus");

        delete("/data/app-lib/com.google.android.app-libs.translate");

        delete("/data/app-lib/com.google.android.app-libs.uploader");

        delete("/data/app-lib/com.google.android.backup");

        delete("/data/app-lib/com.google.android.configupdater");

        delete("/data/app-lib/com.google.android.feedback");

        delete("/data/app-lib/com.google.android.gm");

        delete("/data/app-lib/com.google.android.gms");

        delete("/data/app-lib/com.google.android.googlequicksearchbox");

        delete("/data/app-lib/com.google.android.gsf");

        delete("/data/app-lib/com.google.android.gsf.login");

        delete("/data/app-lib/com.google.android.inputmethod.latin.dictionarypack");

        delete("/data/app-lib/com.google.android.location");

        delete("/data/app-lib/com.google.android.marvin.talkback");

        delete("/data/app-lib/com.google.android.onetimeinitializer");

        delete("/data/app-lib/com.google.android.partnersetup");

        delete("/data/app-lib/com.google.android.setupwizard");

        delete("/data/app-lib/com.google.android.street");

        delete("/data/app-lib/com.google.android.syncadapters.bookmarks");

        delete("/data/app-lib/com.google.android.syncadapters.calendar");

        delete("/data/app-lib/com.google.android.syncadapters.contacts");

        delete("/data/app-lib/com.google.android.talk");

        delete("/data/app-lib/com.google.android.tts");

        delete("/data/app-lib/com.google.android.voicesearch);