Use uiautomator screenshot

uiautomator has built in support for taking screenshots. There's no need for an
external jar.
creates a max buffer constant for ease of updating maxBuffer limits
fixes the MAX_BUFFER_SIZE to be something, you know, useful
Merge pull request #929 from bootstraponline/fix_screenshot

Use uiautomator screenshot
Squashing to pinch gesture

Squashing to PINCH GESTURE

updates error message to account for bad address error

Add Inspector Tutorial to Finding Elements

Add Inspector Images

Fixed Images

Point Images to Appium

Changes
Add @jlipps fix
Fix style
Merge pull request #930 from rockbot/max-buffer-const

creates a max buffer constant for ease of updating maxBuffer limits
Merge pull request #932 from bootstraponline/pinch

Pinch
Update style-guide.md
Update notes from @jlipps

https://github.com/appium/appium/pull/933#issuecomment-21590274
Merge pull request #934 from bootstraponline/master

Update notes from @jlipps
Added Java sample which demonstrates how to run a test against Mobile Safari with Appium
Add mobile find examples
Mechanic.js - Alias for UIAEditingMenu
Merge pull request #935 from mansibarodia/master

Mechanic.js - Alias for UIAEditingMenu
prevent possible alert issues