Merge remote-tracking branch 'remotes/origin/Second_Iteration' into development_alternative_api

Improved UI for long clicks. Added dim, blurred background, and icons for used ingredients and missing ingredients.

Improved UI for long clicks. Added dim, blurred background, and icons for used ingredients and missing ingredients.

Update README.md

Update README.md

Functionality for showing used and missed ingredients when user longclicks on recipe.

long click gesture detected for element in GridView

Endless Scrolling functionality implemented

Removed Filters Activity accessibility

Update Recipes Activity (sec)

Update Recipes Activity (sec)

Update apk push

Merge Development branch and master Branch

Merge remote-tracking branch 'origin/master'

Solved OCR API picture dimension requirement. (Resize picture Bitmap)