Add RST version of ganeti-watcher man page
Add RST version of ganeti-watcher man page

Signed-off-by: Iustin Pop <acf83a5274f31a43af6b914614365999469c1a31@google.com>
Reviewed-by: René Nussbaumer <bc755ac45a0e799d1d490cba76febc56d80cc5fc@google.com>

dimara/ganeti,mbakke/ganeti,apyrgio/ganeti,mbakke/ganeti,onponomarev/ganeti,leshchevds/ganeti,ganeti/ganeti,ganeti-github-testing/ganeti-test-1,yiannist/ganeti,leshchevds/ganeti,ganeti/ganeti,apyrgio/snf-ganeti,andir/ganeti,bitemyapp/ganeti,andir/ganeti,apyrgio/ganeti,apyrgio/snf-ganeti,andir/ganeti,leshchevds/ganeti,ganeti/ganeti,grnet/snf-ganeti,ganeti-github-testing/ganeti-test-1,yiannist/ganeti,onponomarev/ganeti,mbakke/ganeti,bitemyapp/ganeti,dimara/ganeti,grnet/snf-ganeti,yiannist/ganeti