Version number update for 5.0.12-beta

See https://groups.google.com/d/topic/tiddlywiki/pNxZsSCVp7c/discussion
for more details of the bug.

boot/boot.js

@@ -915,8 +915,12 @@ $tw.Wiki = function(options) {
 	// Iterate through all the shadows and then the tiddlers
 	this.eachShadowPlusTiddlers = function(callback) {
 		for(var title in shadowTiddlers) {
-			var shadowInfo = shadowTiddlers[title];
-			callback(shadowInfo.tiddler,title);
+			if(Object.prototype.hasOwnProperty.call(tiddlers,title)) {
+				callback(tiddlers[title],title);
+			} else {
+				var shadowInfo = shadowTiddlers[title];
+				callback(shadowInfo.tiddler,title);
+			}
 		}
 		for(var title in tiddlers) {
 			if(!Object.prototype.hasOwnProperty.call(shadowTiddlers,title)) {

editions/tw5.com/tiddlers/Release 5.0.12beta.tid

@@ -0,0 +1,10 @@
+created: 20140517010234142
+modified: 20140517010234142
+tags: releasenote
+title: Release 5.0.12-beta
+type: text/vnd.tiddlywiki
+released: 201405170102
+
+//[[See GitHub for detailed change history of this release|https://github.com/Jermolene/TiddlyWiki5/compare/v5.0.11-beta...v5.0.12-beta]]//
+
+This is an emergency release that fixes a single significant bug with shadow tiddler handling in 5.0.11. See the [[discussion thread|https://groups.google.com/d/topic/tiddlywiki/pNxZsSCVp7c/discussion]] for more details.

editions/tw5.com/tiddlers/mechanisms/HistoryMechanism.tid

@@ -1,5 +1,5 @@
 created: 20140213171818824
-modified: 20150516172236345
+modified: 20140516172236345
 tags: mechanism
 title: HistoryMechanism
 type: text/vnd.tiddlywiki

editions/tw5.com/tiddlers/system/github-fork-ribbon.tid

@@ -1,4 +1,4 @@
 title: $:/editions/tw5.com/github-fork-ribbon
 tags: $:/tags/PageControls
 
-<div class="github-fork-ribbon-wrapper right" style><div class="github-fork-ribbon" style="background-color:#FF76C3;"><$link to="ReleaseHistory"><<version>></$link></div></div>
+<div class="github-fork-ribbon-wrapper right" style><div class="github-fork-ribbon" style="background-color:#FF76FF;"><$link to="ReleaseHistory"><<version>></$link></div></div>

package.json

@@ -1,7 +1,7 @@
 {
   "name": "tiddlywiki",
   "preferGlobal": "true",
-  "version": "5.0.11-beta",
+  "version": "5.0.12-beta",
   "author": "Jeremy Ruston <jeremy@jermolene.com>",
   "description": "a non-linear personal web notebook",
   "contributors": [