auto stop if alcohol tank level is too low
remove *.rcp
Merge pull request #10 from skyxiao/master

login modify
Merge pull request #11 from skyxiao/master

overview modify
Merge pull request #12 from skyxiao/master

menu modify
clear wafer info if no wafer in fork
Merge pull request #13 from skyxiao/master

modify
Merge pull request #14 from skyxiao/master

modify
enlarge limit range of some parameters
Merge pull request #15 from skyxiao/master

modify gasbox
Merge pull request #16 from skyxiao/master

modify
remove unused parameter
Merge pull request #17 from skyxiao/master

modify
recover wafer information when software startup
Merge branch 'master' of https://github.com/fourone1111/acmrcsh
Merge pull request #18 from skyxiao/master

add user and permission control
Merge pull request #19 from skyxiao/master

modify
add dryetch sql script
Merge pull request #20 from skyxiao/master

history data modify
update sql script