Merge pull request #35 from androidstarters/update-libs

chore(*): Updated all the libraries

Fixed compile error

Updated .travis.yml

chore(*): Upgraded to AGP 3.0 Stable

Upgraded versions

chore(*): Upgraded libraries to latest version

chore(*): Upgraded gradle to 4.2.1

chore(*): Upgraded gradle plugin to beta 6

chore(*): Updated android-gradle to beta2

Merge branch 'develop' of https://github.com/androidstarters/android-starter into develop

chore(*): android gradle to beta 1

Updated gradle to 4.1

chore(*): Updated glide,firbase,roboelectric to latest version

style(*): Corrected line length