VCS: Introduce configureable timeout to vcs,svn, p4.

as already present for git, mercurial.

Task-number: QTCREATORBUG-475

src/plugins/cvs/cvssettings.h

@@ -46,6 +46,9 @@ struct CVSSettings
     void fromSettings(QSettings *);
     void toSettings(QSettings *) const;
 
+    inline int timeOutMS() const     { return timeOutS * 10000;  }
+    inline int longTimeOutMS() const { return timeOutS * 100000; }
+
     // Add common options to the command line
     QStringList addOptions(const QStringList &args) const;
 
@@ -54,6 +57,7 @@ struct CVSSettings
     QString cvsCommand;
     QString cvsRoot;
     QString cvsDiffOptions;
+    int timeOutS;
     bool promptToSubmit;
     bool describeByCommitId;
 };