JBIDE-15074 - LiveReload Config Prompt text unclear

Updated message as suggested by Michelle in her JIRA.
Also fixed JBIDE-15070: Mistyped link in LiveReload server editor
Renamed the button 'OK/Cancel' to 'Yes/No' as Michelle suggested in the JIRA description
JBIDE-14800 - livereload seem to not clean up/close listening on for jetty server on eclipse restart

Stopping all servers while the JBossLiveReloadCore bundle is shut down. This works for both Workbench shutdown and restart,
as opposed to IWorkbenchListener which is only called when Workbench is shutdown, bot restarted
JBIDE-15280 - Update parent/pom.xml version to 4.2.0.Alpha1
JBIDE-15315 - JBIDE-15315 - Bump LiveReload to version 1.1.0
[JBIDE-15330] Livereload cannot be compiled from scratch with -DskipTests

added <skip>false</skip> into configuration to force dependencies to be
always downloaded.

added version vor maven clean plugin execution to avoid maven warnings
JBIDE-15317 - LiveReload script injection corrupted html encoding

Using Charset configured in Eclipse when reading local files.
Fallback to UTF-8 if charset is unknown
Fixed the "content-length" response header value
Also, the returned content is encoded with the charset provided in the request's
"accept" header.
Merge branch 'JBIDE-15317' into jbosstools-4.1.x