Tighten angular version dependency; Bump to 1.3.6

Signed-off-by: Alex Coles <alex@alexbcoles.com>

frontend/bower.json

@@ -8,15 +8,15 @@
     "select2": "3.3.2",
     "jquery.atwho": "0.5.1",
     "openproject-ui_components": "opf/openproject-ui_components#with-bower",
-    "angular": "~1.3",
-    "angular-animate": "~1.3.5",
+    "angular": "~1.3.6",
+    "angular-animate": "~1.3.6",
     "angular-ui-select2": "0.0.5",
     "angular-ui-select2-sortable": "0.0.1",
     "angular-ui-date": "0.0.3",
     "angular-ui-router": "0.2.11",
     "angular-i18n": "~1.3.0",
     "angular-modal": "0xF013/angular-modal#cc565b7089a6dea7c91ed82ad77e815a8a72c9e9",
-    "angular-sanitize": "~1.3.5",
+    "angular-sanitize": "~1.3.6",
     "angular-truncate": "sparkalow/angular-truncate#fdf60fda265042d12e9414b5354b2cc52f1419de",
     "angular-feature-flags": "mjt01/angular-feature-flags",
     "jquery-migrate": "~1.2.1",
@@ -37,6 +37,6 @@
     "select2": "3.3.2",
     "jquery": "1.11.0",
     "angular": "1.3.6",
-    "angular-animate": "~1.3.5"
+    "angular-animate": "1.3.6"
   }
 }