Merge pull request #2 from ve3/development

Development
Merge pull request #4 from ve3/development

Development
Merge pull request #8 from ve3/development

Development
Merge pull request #15 from ve3/development-multisite

multi site working step1
Merge pull request #19 from ve3/development-multisite

release as full version 1.0
fix updater library to work with new update xml
clear global status when no update
Merge pull request #21 from ve3/master

update newest source code to dev branch