Get logs is very useful

src/Selenium2Library/keywords/browsermanagement.py

@@ -347,6 +347,18 @@ def select_window(self, locator=None):
             pass
         finally:
             self._window_manager.select(self.browser, locator)
+
+    @keyword      
+    def get_log(self, log_type):
+        """Get the log for a given selenium log type
+
+        The `log_type` argument defines which logs to get. Possible values are:
+        `browser`, `driver`, `client` or `server`
+
+        New in SeleniumLibrary 3.0
+        """
+        return self.browser.get_log(log_type)
+
 
     @keyword
     def list_windows(self):

test/acceptance/keywords/javascript.robot

@@ -115,3 +115,11 @@ Drag and Drop by Offset
     Element Text Should Be    id=droppable    Drop here
     Drag and Drop by Offset    id=draggable    ${100}    ${20}
     Element Text Should Be    id=droppable    Dropped!
+
+Verify Console Log Can be Caught
+   [Tags]    Known Issue - Firefox
+   ${message}  Set Variable   Sample Console Error
+   Execute Javascript  console.error('${message}')
+   ${logs}=  Get Log  browser
+   ${err}=  Convert To string  ${logs}
+   Should Contain  ${err}  ${message}

test/resources/html/javascript/dynamic_content.html

@@ -1,5 +1,7 @@
+<!DOCTYPE html>
 <html>
 	<head>
+		<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
 		<title>Original</title>
 		<script type="text/javascript">
 		function add_content(target_container, content) {