[modify] move base.sql file to conf/ directory.
	new file:   base.sql
Merge github.com:dualface/quickserver
[modify] don't need to set "root" privilege in nginx conf file.
	modified:   nginx.conf
[modify] add some sqls to configure mysql for Quick_Server.
	modified:   base.sql
	new file:   pre_condition.sql
[modify] add "-p" option to avoid an error from "mkdir" if "user_codes" dir has already existed
	modified:   UserAction.lua
[modify] copy Quick-Server tools to /opt/quick_server.
	modified:   install_ubuntu.sh
[modify] this shell can receive an param to indicate installation path now.
	modified:   install_ubuntu.sh
[modify] use $DEST_DIR instead of absolute path.
	modified:   install_ubuntu.sh
	modified:   tool/compile_bytecode.sh
[modify] use variable insted of absolute path.
	modified:   start_quick_server.sh
	modified:   stop_quick_server.sh
[modifiy] modify some shells that is used to encapsulate "nginx".
	new file:   restart_nginx_only.sh
	modified:   start_quick_server.sh
	deleted:    status.sh
	modified:   stop_quick_server.sh
[modify] add a new tool - restart_nginx_only.sh
	modified:   install_ubuntu.sh
Update and rename readme.md to README.md
Create README.md
Create README.md
Update README.md
[modify] fix variable spelling mistake.
	modified:   start_quick_server.sh
	modified:   stop_quick_server.sh
[modify] add a statement to create user "test".
	modify:     ../conf/sql/pre_condition.sql
	modify:     restart_nginx_only.sh
[modify] delete a location scope for old interface "upload".
	modify:     nginx.conf
[modify] fix a variable spelling mistake.
	modify:     start_quick_server.sh
[modify] add a configure opiton "luaRepoPrefix" for running lua codes defined by a user.
	modify:     ServerAppBase.lua