(css,js) Update md to v1.1.12

NEWS

@@ -9,6 +9,7 @@ Enhancements
  - [web] improve display of keyboard shortcuts
  - [web] show time for messages of yesterday (#4599)
  - [web] fit month view to window size (#4554)
+ - [web] updated Angular Material to version 1.1.12
 
 Bug fixes
  - [sogo-tool] fixed "manage-acl unsubscribe" command (#4591)

UI/WebServerResources/bower.json

@@ -10,7 +10,7 @@
     "angular-sanitize": "1.7.x",
     "angular-ui-router": "1.0.20",
     "angular-file-upload": "latest",
-    "angular-material": "1.1.10",
+    "angular-material": "1.1.12",
     "FileSaver": "latest",
     "lodash": "latest",
     "ng-sortable": "1.3.7",