Bug 430831 - add autotools support for PTP synchronized project

- bump up minor version
- refresh remote synchronized projects when adding a file or directory
- for remote synchronized projects, use remote interfaces to figure
  out target OS
- look for synchronized builder when adding Autotools builder
- switch to use RemoteCommandLauncher in autotools core and ui
- make autotools.core and autotools.ui friends of CDT remote.core
- fix org.eclipse.cdt.remote.core to respect working directory
- wait for process exitValue to succeed in try loop before attempting
  to use the return value

Change-Id: I837ecf74c44085e35b7e775250b7e5264051475e
Reviewed-on: https://git.eclipse.org/r/24360
Tested-by: Hudson CI
Reviewed-by: Jeff Johnston <jjohnstn@redhat.com>
Tested-by: Jeff Johnston <jjohnstn@redhat.com>
10 files changed