I think I've done enough work on it to deserve a mention...

eternicode · eternicode · commit f001193de189 · 2012-03-23T12:59:33.000-04:00
diff --git a/css/datepicker.css b/css/datepicker.css
@@ -2,6 +2,7 @@
  * Datepicker for Bootstrap
  *
  * Copyright 2012 Stefan Petre
+ * Improvements by Andrew Rowls
  * Licensed under the Apache License v2.0
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/js/bootstrap-datepicker.js b/js/bootstrap-datepicker.js
@@ -3,6 +3,7 @@
  * http://www.eyecon.ro/bootstrap-datepicker
  * =========================================================
  * Copyright 2012 Stefan Petre
+ * Improvements by Andrew Rowls
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/less/datepicker.less b/less/datepicker.less
@@ -2,6 +2,7 @@
  * Datepicker for Bootstrap
  *
  * Copyright 2012 Stefan Petre
+ * Improvements by Andrew Rowls
  * Licensed under the Apache License v2.0
  * http://www.apache.org/licenses/LICENSE-2.0
  *

Original file line number	Diff line number	Diff line change
`@@ -2,6 +2,7 @@`
`2`	`2`	`* Datepicker for Bootstrap`
`3`	`3`	`*`
`4`	`4`	`* Copyright 2012 Stefan Petre`
	`5`	`+ * Improvements by Andrew Rowls`
`5`	`6`	`* Licensed under the Apache License v2.0`
`6`	`7`	`* http://www.apache.org/licenses/LICENSE-2.0`
`7`	`8`	`*`
Original file line number	Diff line number	Diff line change
`@@ -3,6 +3,7 @@`
`3`	`3`	`* http://www.eyecon.ro/bootstrap-datepicker`
`4`	`4`	`* =========================================================`
`5`	`5`	`* Copyright 2012 Stefan Petre`
	`6`	`+ * Improvements by Andrew Rowls`
`6`	`7`	`*`
`7`	`8`	`* Licensed under the Apache License, Version 2.0 (the "License");`
`8`	`9`	`* you may not use this file except in compliance with the License.`