Polish sql support

Add - coloring sql editor
Fix - coloring in Java editor

Author: Brad Miller

runestone/activecode/activecode.py

@@ -44,7 +44,7 @@ def setup(app):
 
     app.add_autoversioned_javascript('jquery.highlight.js')
     app.add_autoversioned_javascript('bookfuncs.js')
-    add_codemirror_css_and_js(app,'xml','css','python','htmlmixed','javascript')
+    add_codemirror_css_and_js(app,'xml','css','python','htmlmixed','javascript', 'sql')
     add_i18n_js(app, {"en","sr-Cyrl"},"activecode-i18n")
     add_skulpt_js(app)
     app.add_autoversioned_javascript('activecode.js')

runestone/activecode/js/activecode.js

@@ -121,8 +121,15 @@ ActiveCode.prototype.createEditor = function (index) {
         this.containerDiv.appendChild(linkdiv);
     }
     this.containerDiv.appendChild(codeDiv);
+    var edmode = this.containerDiv.lang;
+    if (edmode === 'sql')  {
+        edmode = 'text/x-sql'
+    } else if (edmode === 'java') {
+        edmode = 'text/x-java'
+    }
+
     var editor = CodeMirror(codeDiv, {value: this.code, lineNumbers: true,
-        mode: this.containerDiv.lang, indentUnit: 4,
+        mode: edmode, indentUnit: 4,
         matchBrackets: true, autoMatchParens: true,
         extraKeys: {"Tab": "indentMore", "Shift-Tab": "indentLess"}
     });