added yes, no, on and off as boolean aliases and a nice aliases section to the docs

documentation/cs/aliases.cs

@@ -0,0 +1,5 @@
+launch() if ignition is on
+
+volume: 10 if band aint spinal_tap
+
+let_the_wild_rumpus_begin() unless answer is no

documentation/cs/embedded.cs

@@ -1,3 +1,4 @@
-js: => `alert("Hello JavaScript");`.
+hi: `function() {
+  return [document.title, "Hello JavaScript"].join(": ");
+}`
 
-js() if 10 > 9