Merge branch 'master' into develop
delete v0.2 files
add v0.3 developing files
delete rm db in make
show wordbook
add file & author info
fix network query bug
fix bugs
fix bugs
add help info
README.md
README.md
README.md
README.md
README.md
README.md
Merge branch 'develop'

Conflicts:
	README.md
	qdict
	qdict.c

	modified:   Makefile
	modified:   README.md
	new file:   db.c
	new file:   db.h
	new file:   global.h
	new file:   network.c
	new file:   network.h
	deleted:    qdict
	deleted:    qdict.c
	modified:   qdict.h
	new file:   utils.c
	new file:   utils.h
fix head
retrived qdict.c