JBIDE-18043 VPE: Fixing # issue on windows
JBIDE-18043 VPE: Fixing # for 'refresh-on-safe' option. Refactoring
JBIDE-18084 Visual preview: Error message is shown after starting Eclipse

fixed
JBIDE-18092 Visual Preview: Refresh-on-Save option doesn't work properly after start

fixed
JBIDE-18041 Visual Editor: refresh type preference is not saved

fixed handling of norefresh option
JBIDE-18091 VPE: Alerts / inputs are not disabled when the content of the page is created dynamically

inputs disabled
JBIDE-18091 VPE: Fixing IE StackOverflow js error
JBIDE-17994 HTML preview should support projects with no webroot defined (i.e. non-wtp projects)

option to change webroot folder added