add basic Travis setup, and update README

README.md

@@ -1,16 +1,28 @@
-#### SUMMARY
+## Islandora Checksum
 
-A simple module to allow repository managers to enable the creation of a checksum for objects. If enabled, the following checksum algorithms are available: MD5, SHA-1, SHA-256, SHA-384, SHA-512. Note: This is will checksum all datastreams.
+### Build Status
 
-#### INSTALLATION
+[![Build Status](https://travis-ci.org/ruebot/islandora_checksum.png?branch=7.x)](https://travis-ci.org/ruebot/islandora_checksum
 
-Clone this module into your drupal modules folder and enable it in drupal. Then turn on checksum creation, and select the checksum algorithm you would like to use.
+### SUMMARY
 
-#### License
+A simple module to allow repository managers to enable the creation of a checksum for objects. If enabled, the following checksum algorithms are available: MD5, SHA-1, SHA-256, SHA-384, SHA-512. 
+
+**Note**: This is will checksum all datastreams.
+
+### INSTALLATION
+
+`cd $ISLANDORA_HOME/sites/all/modules && git clone https://github.com/ruebot/islandora_checksum && drush pm-enable islandora_checksum`
+
+### Configuration
+
+Go to admin/islandora/checksum and turn on checksum creation, and select the checksum algorithm you would like to use.
+
+### License
 
 [GPLv3](http://www.gnu.org/licenses/gpl-3.0.txt)
 
-#### Thanks
+### Thanks
 
 [Adam Vessey](https://github.com/adam-vessey)