Merge branch 'master' of github.com:beothorn/ClojureCalc

Conflicts:
	README.md

Author: beothorn

README.md

@@ -1,13 +1,14 @@
 ClojureCalc
 ====================
 Combine the power of clojure with all the LibreOffice calc features!!!  
+---------------------
 
 ClojureCalc is a wrapper for clojure 1.6 on libre office and possibly open office.  
 
 To install use [ClojureCalc.oxt](https://github.com/beothorn/ClojureCalc/releases/download/1.1.0/ClojureCalc.oxt)  
 
 Usage  
-====================
+---------------------
 
 =c( string with a clojure function, without wrapping parenthesis )
 =clj( string with a clojure expression )  
@@ -18,7 +19,7 @@ Note: Three single quotes are replaced by a double quote
 ![screenshot](http://i.imgur.com/ePwRK5O.png "Really cool example")
 
 Examples  
-====================
+---------------------
 
 defining functions
 <pre><code>
@@ -41,3 +42,11 @@ escaping double quotes
 =clj("(str '''foo''')")
 </code></pre>
 
+Common issues
+---------------------
+On installation you may get an error:  
+*Extension Installation Could not create Java Implementation Loader*  
+This can happen when libre office is using a JDK instead of a JRE or if your Java installation has problems.  
+To fix this change the jvm to be used by libre office on __Tools>Options>Advanced__  
+More about this error on:  
+http://ask.libreoffice.org/en/question/5712/extension-installation-could-not-create-java-implementation-loader/