add shortcut function and move js libs

public/js/keybinds.js

@@ -0,0 +1,42 @@
+/* -----------
+ KEYBINDINGS
+----------- */ 
+
+//> defmod is "command" on OS X and "ctrl" elsewhere
+//Advanced Example: 'defmod-k j' -> For this to fire you have to first press both ctrl and k, and then j. 
+
+var keybinds = {
+    // 'key(s)' : 'function',
+    'defmod-shift-z' : 'clearWhiteboard',
+    'defmod-z' : 'undoStep', 
+    'defmod-x' : 'setTool_recSelect',
+    'defmod-m' : 'setTool_mouse',
+    'defmod-p' : 'setTool_pen',
+    'defmod-l' : 'setTool_line',
+    'defmod-r' : 'setTool_rect',
+    'defmod-c' : 'setTool_circle',
+    'defmod-d' : 'switchLineRecCircle',
+    'defmod-a' : 'setTool_text',
+    'defmod-e' : 'setTool_eraser',
+    'defmod-up' : 'thickness_bigger',
+    'defmod-down' : 'thickness_smaller',
+    'shift-c' : 'openColorPicker',
+    'shift-0' : 'setDrawColorBlack',
+    'shift-1' : 'setDrawColorBlue',
+    'shift-2' : 'setDrawColorGreen',
+    'shift-3' : 'setDrawColorYellow',
+    'shift-4' : 'setDrawColorRed',
+    'defmod-s' : 'saveWhiteboardAsImage',
+    'defmod-j' : 'saveWhiteboardAsJson',
+    'defmod-w' : 'uploadWhiteboardToWebDav',
+    'shift-j' : 'uploadJsonToWhiteboard',
+    'shift-s' : 'shareWhiteboard',
+    'tab' : 'hideShowControls',
+    'up' : 'moveDraggableUp',
+    'down' : 'moveDraggableDown',
+    'left' : 'moveDraggableLeft',
+    'right' : 'moveDraggableRight',
+    'enter' : 'dropDraggable',
+    'escape' : 'cancelAllActions',
+    'del' : 'deleteSelection'
+}