Merge pull request #85 from pavan142/permissions

[Release] Changed build version to 12

Merge pull request #80 from pavan142/speedUpLoading

Speed up home page loading

Merge pull request #79 from pavan142/searchSpeedup

This patch speeds up search significantly

Merge pull request #78 from pavan142/performanceAnalytics

Added Performance Analytics

Merge pull request #58 from pavan142/permissions

[Release] Changed Build Version to 1.4 (Version Code 6)

Merge pull request #50 from pavan142/parallelParsing

[Release] [v1.3.0] Changed Build Version from 1.2.0 to 1.3.0

Added support for Zoomable Image

1. Used `com.davemorrissey.labs:subsampling-scale-image-view-androidx` to
   render the image in screenactivity, which can be zoomed using double tap,
   pinch and also panned in the zoom mode
2. Renamed Layout XML files and View Adapters file names to indicate their source activity
3. Changed the color theme to match with the icon color
4. Changed the Custom Toast to have rounder borders and centere text
5. Fixed the flicker issue in AppgroupActivity's grid view

Signed-off-by: pavan142 <[email protected]>

[Release] New Version v1.1.0

Signed-off-by: pavan142 <[email protected]>

Added Permission Buttons for Usage Stats and Overlay

1.Removed Permission Request GIF and added two more buttons
 for usage stats and overlay permissions on permissions screen
2.Replaced usage of Dexter Library for permissions with
  custom code

Signed-off-by: pavan142 <[email protected]>