some readme updates, add m2repository in sdk
0.7.2: enable incremental resource-merging
0.7.2 is not ready, ignore previous commits

disabled incremental merging
gradle libs should be in src/main/libs
re-creating sbt-0.11 branch
remove 0.12.3 hack
initial apklib dependency implementation

change library-projects setting to task
naively ignore missing classes.jar files (for apklibs)
Further refine apklib support

put more features into LibraryProject, remove
naive existence check on classes.jar
handle assets from multiple projects by collecting into bin/assets
0.4.0: apklib support, better sdk error, better asset handling
change overwrite=false in asset copyDirectory
ignore missing 'res' directories
0.4.1: dedupe jars when running apkbuild
0.4.2: only show and work with online devices
0.4.3: minor tweak to devices listing
0.4.4: log install time, since it takes forever
0.4.5: update to the most current sdk libs
0.4.5-1: rebuild
0.4.5-2: fix dependencies of plugin
0.4.6: spit out error when target is not found