Squashed commit of work to make Jasmine a collection of isolated modules. Note now that in our test suite, "jasmine" now always refers to the build jasmine loaded from jasmine.js and "j$" always refers to the code in the src directories.

Also, dev_boot.js is now a copy of boot.js and has additional changes to load jasmine the second time, into the j$ reference.

spec/node_performance_suite.js

@@ -74,7 +74,7 @@ function noop() {
 }
 
 jasmine.executeSpecs = function(specs, done, isVerbose, showColors) {
-  global.originalJasmine = jasmine;
+  global.jasmine = jasmine;
 
   for (var i = 0, len = specs.length; i < len; ++i) {
     var filename = specs[i];