process drive add/remove async in case drive name resolution blocks (we're on swt thread...)

git-svn-id: http://svn.vuze.com/public/client/trunk@40631 c2c1b7af-1477-405b-86ee-8aefd1fc4dd2
check network enable state for incoming

git-svn-id: http://svn.vuze.com/public/client/trunk@40633 c2c1b7af-1477-405b-86ee-8aefd1fc4dd2
increase javadoc mem as getting OOM during build

git-svn-id: http://svn.vuze.com/public/client/trunk@40634 c2c1b7af-1477-405b-86ee-8aefd1fc4dd2