Add static transaction
Fix a bug: static_tx_coord do not keep the result of read properly
Merge with master
Output
Add time to append to avoid the possible bug of interactive_tx_coord
some cosmetic changes (typos in documentation, types refined)
Merge branch 'master' into merge_stx_to_itx
Merge branch 'merge_stx_to_itx' of github.com:SyncFree/floppystore into merge_stx_to_itx
Fix dialyzer warning
Increase tests for static transaction
Add some test
Merge branch 'origin/merge_stx_to_itx'

Conflicts:
	riak_test/clocksi_test.erl
	src/floppy.erl
allow static transactions to execute without explicit clock
remove lager messages and whitespace
remove old static transaction manager
Add timeout as infinity
Merge branch 'origin/merge_stx_to_itx'

Conflicts:
	src/clocksi_static_tx_coord_fsm.erl