removed CouchbaseMobile
added TouchDB
minor changes to code to support TouchDB
fix NPE in map function
fix generation of date
removed duplicate reference to jackson libs
updated to reflect correct minimum sdk level 8
removing some libraries that are provided by TouchDB
Renaming classes/packages from TouchDB -> Couchbase Lite
add couch base lite jars as dependencies
remove old TouchDB-Android project as a dependency
add screenshot and instructions for running