Merge pull request #1223 from jlipps/master

make running appium tests more robust
Updated Java code snippet for tap on UI element which property is "visible : false" - iOS

In iOS app, if the UI element visible property is "false". 
Using element location tap on it.
Merge pull request #1226 from mgmanikandan87/patch-3

Updated Java code snippet for tap on UI element which property is "visible : false" - iOS
redo iwd4 binary with one that seems a little sturdier