init OThread in main
:rust::riot:
 :rust: :riot: Read/Write lock on shared Btree
Merge branch 'master' of https://github.com/yaon/lottery

Conflicts:
	src/bptree.rs
 :loutre: :riot: Remove Del
:rust:

replace i32 by uint
adding send_hack
Merge branch 'master' of https://github.com/yaon/lottery
:linus:

adding dump_meta
Merge branch 'master' of github.com:yaon/lottery
:fifi: :riot: Working simultaneous read on tree
Merge branch 'master' of https://github.com/yaon/lottery
Remove useless makefile.depends/cargo, better names for pool party/db
Commit de synchro
Merge branch 'master' of github.com:yaon/lottery into prout

Conflicts:
	src/io_thread.rs
	src/utils.rs