Merge pull request #10 from tambeti/fixes

Fixes
fix issue #12 missing provided scope in android platform dependency
Merge pull request #13 from mingfai/master

fix issue #12 missing provided scope in android platform dependency
Added Iterator.seekToLast without test case
Merge pull request #15 from mingfai/master

Added Iterator.seekToLast for Issue #14
Add gradle build support
Merge pull request #17 from tambeti/gradle

Add gradle build support
Try not to kill build hosts

Remove the -j argument from ndk-build in gradle build file, it meant "allow
infitie jobs". Build hosts unfortunately have finite resources.