[seaf-cli] Add 'create' command to create a library

This commit adds a new command called 'create' so that we can use this
command to create a new library.
[client] Fix Daylight Saving Time bug.
[client] Only allow one commit job running at a time.
update msi version to 2.0.6
update version to 2.0.3
modify src script
update gen-deb-src for client source packaging
use --disable-gui by default
update deb version to 2.0.6
fixed Makefile.am for deb build
[client] improve code for customization
[server] Add TCP_NODELAY to block transfer socket.
Fix compile error.
[client] Fix a file descriptor leak.
upgrade version to 2.0.4
upgrade msi/deb version to 2.0.7
[msi] delete drmingw dll
[server] add an warning against using sqlite3 on CIFS/NFS/USB
[winserver] add upgrade scripts
fixed an error in buil-msi.py