Merge pull request #91 from aliab/dev

merge dev into master

Merge pull request #72 from aliab/dev

update android libraries

Merge pull request #70 from mahdihs76/master

maxMonth & maxDay

Merge pull request #66 from aliab/dev

Fix jitpack build issue

Update README.md

Update README.md

Update README.md

Ability to change date picker color

Merge pull request #13 from bkhezry/update_persian_calendar

Update persian calendar

Update build.gradle