updated to use autoload instead of load, to avoid deprecation warnings
Merge remote-tracking branch 'quyen/master'
updated version to 0.5.0
started renaming to my_annotation to avoid clash with existing gem
fixed other renaming in gemspec
include all files in gem, fixed init.rb to reflect name change
replaced named_scope with scope, and updated version
use .table_name= instead of set_table_name
merged with Mygrid annotations