CHOP-8. Fix to TimeRange scaladoc.

Reviewed by: robertchu (over the shoulder)
CHOP-8. Revised scaladocs for LocalKijiTap.

Reviewed by: kiyan
CHOP-84. Revise Scaladocs for ScriptRunner.

Reviewed by: robert
CHOP-80. KijiSlice Scaladoc.

Reviewed By: Kiyan A.