Added a component.json file for Twitter's Bower package manager.

See [https://github.com/twitter/bower#defining-a-package](Defining a
package) for more information about how the file was generated.
Change download link in install instructions

The install instructions in the readme were still pointing to the GitHub downloads page, which is deprecated and out of date.

Updated to point to the official site, which has a big download button.
Merge pull request #492 from iangreenleaf/patch-1

Change download link in install instructions
paragraph width
Changed component.json to bower.json per Bower 0.9.0 update.
Merge pull request #499 from gilesbowkett/paragraph_width

adjusted paragraph width for readability
Adjust formatting of bullet list
Added link to a gist for loading handlebars templates (sync and async) in README.
Create handlebars.js.nuspec for inclusion in NuGet

Added a .nuspec file for those people who use Visual Studio and NuGet and might want to use handlebars.js deployed from NuGet in their application.
Explicitly only include the handlebars.js from the dist folder
added local pointer to handlerbars.utils to allow this to browserify properly for IE
Merge pull request #513 from tommydudebreaux/master

Using handlebars with browserify causes IE to throw - TypeError: Invalid calling object
Add release notes

Fixes #471
Merge pull request #489 from DevinClark/bower-update

Added a component.json file for Twitter's Bower package manager.
Fix links in release notes
Merge pull request #505 from MikeMayer/master

Include a .nuspec package file to include handlebars.js on NuGet
Version update script
Update client packager versions
Update release notes
Add regex escapes