updated to latest pdfjs

Author: sayanee

CONTRIBUTING.md

@@ -1,9 +1,16 @@
-Contribute and share :)
+#Contribute and share
 
-1. Fork this project
-1. Create a new feature/patch branch
-1. Code code code
-1. run `grunt` to ensure the [build](https://travis-ci.org/sayanee/angularjs-pdf) will pass
-1. Write a [good commit message](http://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html)
-1. [Pull request](https://help.github.com/articles/using-pull-requests) using the new feature/patch branch
-1. Ensure the [Travis build](https://travis-ci.org/webuildsg/webuild) passes
+1. Fork this project and install the packages
+
+	```
+	bower install
+	npm install
+	```
+- Create a new feature/patch branch
+- Code code code and amend the `example` folder
+- Run `grunt` to create the build files in folder `dist`
+- Code code code
+- Run `grunt check` to ensure the [build](https://travis-ci.org/sayanee/angularjs-pdf) will pass
+- Write a [good commit message](http://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html)
+- [Pull request](https://help.github.com/articles/using-pull-requests) using the new feature/patch branch
+- Ensure the [Travis build](https://travis-ci.org/webuildsg/webuild) passes

bower.json

@@ -7,6 +7,6 @@
   "homepage": "https://github.com/sayanee/angularjs-pdf",
   "dependencies": {
      "angular-latest": "1.2.25",
-     "pdfjs-dist": "1.0.89"
+     "pdfjs-dist": "1.0.833"
   }
 }