updated android readme file to reflect latest changes in Eclipse setup
getPan() returns a value between -1 and +1
add comment that explains why setVolume() is called in setPan()
fixes formatting of setVolume() function
added small line about paths.make.default
removed some html
Merge pull request #1777 from thiagohersan/bugfix-androidSoundPlayerGetPan

Fixes getPan() in Android SoundPlayer
Merge branch 'develop' of https://github.com/openframeworks/openFrameworks into bugfix-readme.android
updates android ndk links to r8d, and points to latest eclipse version
Merge pull request #1775 from thiagohersan/bugfix-readme.android

updated android readme file to reflect latest changes in Eclipse setup