Upgrade ButterKnife to version 7.0.1#7

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abdelrhman wants to merge 4 commits intofrogermcs:masterfrom

abdelrhman:master

Commits on Oct 6, 2015

Using RetroLambda
Abdelrhman Talat
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Commits on Oct 8, 2015

modify the Lombok version on classpath
Abdelrhman Talat
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Commits on Oct 10, 2015

clean up
Abdelrhman Talat
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Upgrade RxAndroid to version 1.0.1
Abdelrhman Talat
committed