importing splitbutton changes

# Conflicts:
#	plugins/c9.ide.layout.classic/less/splitbutton.less
#	plugins/c9.ide.test/test.js

package.json

@@ -106,7 +106,7 @@
         "c9.ide.run.build": "#4de6a0b9a4",
         "c9.ide.run.debug.xdebug": "#61dcbd0180",
         "c9.ide.save": "#326087f5a2",
-        "c9.ide.scm": "#781f3a54f8",
+        "c9.ide.scm": "#26d856f599",
         "c9.ide.terminal.monitor": "#b52a3f2144",
         "c9.ide.theme.flat": "#2de8414db7",
         "c9.ide.threewaymerge": "#229382aa0b",

plugins/c9.ide.layout.classic/less/splitbutton.less

@@ -1,6 +1,6 @@
 body .splitbutton .arrow {
     .image-2x("@{image-path}/@{dropdown-black-image}", @dropdown-black-image-width, @dropdown-black-image-height);
-    background-position: 50%;
+    background-position: @dropdown-black-background-position;
     width: 18px;
     min-width: 10px !important;
 }