Updated dependencies to compile with current AndroidStudio

Updated:

gradle wrapper 1.11
android plugin 0.9.+
android build tools 19.0.3
android compile sdk 19
android support lib 19.1.0
color picker lib 1.4

AndroidStudio requires to update gradle and build tools to work with it. Color picker was at mavenLocal it was hard to compile project after checkout. It should be possible now with this PR.