Added read() and write() functions; Fixed bug in is_file(); Added -f flag to remove_self()
Added doc string to read() and write() calls
Added close() method
Added close() method, Added remove_self() method
Added remove_self() method
Added get_description() method
Fixed Bug in move_self()
Merge remote-tracking branch 'upstream/devel' into devel
Added magic comment string to allow utf-8 encoding in the source file
Merge pull request #256 from agrill/devel

shell_file adaptor