updating with namespaced stubs
updated samples to use namespaces
updating to namespace based autoloading
test config
removing test repo
Merge remote-tracking branch 'origin/master' into namespace-php5.3

Conflicts:
	composer.json
	lib/PayPal/Service/AdaptiveAccountsService.php
	lib/services/AdaptiveAccounts/AdaptiveAccounts.php
	samples/composer.json
resolving conflict
updating branch name
php version updated
'build'
changing the tag name case
install script updated generate namespace based autoloader
updated readme and changelog
Update CHANGELOG.md
Update CHANGELOG.md
Merge pull request #2 from paypal/readme-update

updated readme and CHANGELOG.md
updating to use latest core
updated install script to fetch wildcard tag  names
checking if the tag/branch exists before downloading
Merge pull request #3 from paypal/installscript103

updated install script to fetch wildcard tag  names