Fix "KTImageView  - Finishing up" (JA)
Remove "Byte Array" from keys supported by Object
Revert "Remove "Byte Array" from keys supported by Object"

This reverts commit 0c50213b213eb4836e197e8a48905aef18259709.
Change "Event RawData" to "Event Data"
Fix "Send Event Data from your application"

EN/JA
Android/iOS/Javascript/REST
Remove the confusing sentences.
Merge pull request #93 from KiiCorp/Brush-up

Reflect comments from Jorge