ShellCommand: Merge VcsCommand::VcsRunFlags into RunFlags

Use ShellCommand class name in signal-slot connections.

Change-Id: Id50ee6887708558a2ba0972ece6c420b0be36f72
Reviewed-by: Orgad Shaneh <orgads@gmail.com>

src/libs/utils/shellcommand.h

@@ -86,6 +86,8 @@ public:
                                    // triggered by file watchers).
         SilentOutput = 0x100, // Suppress user notifications about the output happening.
         NoFullySync = 0x200, // Avoid fully synchronous execution even in UI thread.
+        SshPasswordPrompt = 0x400, // Disable terminal on UNIX to force graphical prompt.
+        ExpectRepoChanges = 0x800, // Expect changes in repository by the command
         NoOutput = SuppressStdErr | SuppressFailMessage | SuppressCommandLogging
     };