Change scripts to use "docs.cask.co" instead of "s3.amazonaws.com" as the source of version information.
Fixes cdap.sh script to correctly check for the version (it is currently broken, as the last line of the file is never reached).
Changed cdap.bat to use "docs.cask.co" instead of "s3.amazonaws.com" as the source of version information.
CDAP-538: Ported procedures of Purchase app to services.
Merge branch 'develop' into CDAP-538-purchase-app

Conflicts:
	cdap-examples/Purchase/src/main/java/co/cask/cdap/examples/purchase/PurchaseApp.java
CDAP-538: Fixed build after merge with develop.
CDAP-538: Updated docs and scripts.
CDAP-538: Reverted body retrieving as it's in develop.
CDAP-538: Removed unused import.
Merge branch 'develop' into feature/2.6.0_start_script
Merge branch 'develop' into feature/2.6.0_start_script
CDAP-538: Removed unnecessary method from service; Added test for PurchaseHistoryService; Moved handler into the PurchaseHistoryService class.
Added check for curl.
Removed eval.
Corrected capitalization of comments.
Added message if not connoted to internet.
Added braces around variables.
Updates to Admin manual for https://issues.cask.co/browse/CDAP-612.
Edited per comment.
Corrections.
Merge remote-tracking branch 'upstream/develop' into CDAP-538-purchase-app
CDAP-538: Ported HelloWorld app to use Services instead of Procedures.
Fix for https://issues.cask.co/browse/CDAP-655. Test for non-null URL before using.
Fix links to documentation. Add WebAnalytics example to list of examples.
Fix for https://issues.cask.co/browse/CDAP-650.
Fix for https://issues.cask.co/browse/CDAP-613: add troubleshooting section and a link to the supported Java Runtime version.
Arrange lines in alphabetical order.