Rename litecoin to feathercoin

Rename variables and strings referring to litecoin
Fix package name in eclipse

Package name were not coherent with package name in java files in both
wallet and integration-android
Fix Manifest with installLocation=auto avoiding error when uploading and
cellphone
Merge branch 'master' into dev
.
Conflicts:
	wallet/project.properties
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t push origin masterMerge branch 'dev'
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merged dev