Merge pull request #131 from littleredbutton/fix-typo-api-version

Fix typo in api_version

Author: sualko

tests/fixtures/api_version.xml

@@ -2,5 +2,5 @@
     <returncode>SUCCESS</returncode>
     <version>2.0</version>
     <apiVersion>2.0</apiVersion>
-    <bbbVersion>2.4-rc-7</bbbVersion>s
+    <bbbVersion>2.4-rc-7</bbbVersion>
 </response>