AI 147025: ADT #1795718: disable --mode in "android create project".

The alias build rules do not work and the flag wasn't even used
  by ProjectCreator anyway. Will reintroduce later.
  BUG=1795718

Automated import of CL 147025

tools/sdkmanager/app/src/com/android/sdkmanager/SdkCommandLine.java

@@ -138,9 +138,13 @@ public class SdkCommandLine extends CommandLineProcessor {
 
         // --- create project ---
 
+        /* Disabled for ADT 0.9 / Cupcake SDK 1.5_r1 release. [bug #1795718].
+           This currently does not work, the alias build rules need to be fixed.
+           
         define(MODE.ENUM, true, 
                 VERB_CREATE, OBJECT_PROJECT, "m", KEY_MODE,
                 "Project mode", new String[] { ARG_ACTIVITY, ARG_ALIAS });
+        */
         define(MODE.STRING, true, 
                 VERB_CREATE, OBJECT_PROJECT,
                 "p", KEY_PATH,