implement get process and copy process

TODO
implement put process.
ipc between copy process and put process.
implement sem and shm between get.c and copy.c

TODO
implement msgqueue between get.c and copy.c tell it to
exit when get complete.

implement put.c
add makefile, put.c, modify key gen method.
add source, const value. fix error of put.c

add put.c to makefile
add MSG_TYPE_EXIT const to libops.h
fix error of put.c
implement put. fix bug of copy proc and put proc

put.c
output shared mem buff between with copy to disk.

bug fixed:
copy proc can't exit.
put proc output error data.
ipc values remain unremove after process exit.
add main.c.

all work is done. Excellent work.
delete binary files.
fix warning of main.c
use binary format to open file.rm a.txt from git.

TODO
fix bug:transfer data from a.txt to b.txt error.
Merge github.com:MrYangYang/animated-nemesis