re-implement HTTP connector with Apache HTTP Client
Replace V1APIConnector with ApacheHTTPApiConnector. update to jre7
bump version number
use a default username and password
Fix stream to be repeatable
maven and eclipse and jre touchups
version bump
Remove unneded override annotations; clean up imports
Properly encode urls presented to the HTTP client;
Use empty strings instead of NULL when given a "meta" connector constructor call that doesn't provide creds.
Fix handling of URL query encoding
Correct tests to use new encodings.
Import cleanups
Remove extraneous url encoding.
handle extremely subtle implicit difference between POSTING and GETTING an attachment body.
Encode URL in the right place - and, this kind of ad-hoc url building really sucks.
Properly URL-encode querystring
Properly URL-encode path parts.

Conflicts:
	src/main/java/com/versionone/apiclient/BuildResult.java
Clean up logging. Clean up request execution. Synthesize exceptions on data errors.

Conflicts:
	src/main/java/com/versionone/apiclient/ApacheHttpAPIConnector.java
Handle URL encoding correctly