Update version code

Author: anothem

gradle.properties

@@ -18,7 +18,7 @@
 # org.gradle.parallel=true
 
 VERSION_NAME=0.2.0
-VERSION_CODE=2
+VERSION_CODE=002000
 GROUP=org.florescu.android.rangeseekbar
 
 POM_DESCRIPTION=This library provides a SeekBar similar to the default Android one, but with two thumb controls allowing a range to be selected.