Added optional parameters for content length strategies

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk@1627507 13f79535-47bb-0310-9956-ffa450edef68
*.truststore files must be excluded from RAT checks.

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk@1627533 13f79535-47bb-0310-9956-ffa450edef68
Upgraded HttpClient version to 4.4-beta2-SNAPSHOT

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk@1627720 13f79535-47bb-0310-9956-ffa450edef68