430227: disable refresh and validate buttons if the Server url is not
provided or is invalid

refresh and validate buttons are disabled until valid http(s)
is followed by a server url

Change-Id: I49545c0579e5dc3b8de1a99b9aa58696ac745138
Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=430227
Signed-off-by: Natasha Carson <natasha.carson@tasktop.com>
1 file changed