cleanup and some fixes

git-svn-id: svn://svn.code.sf.net/p/htmlunit/code/trunk@9203 5f5364db-9458-4db8-a492-e30667be6df6
HttpWebConnection: fix last change done for the connection manager

git-svn-id: svn://svn.code.sf.net/p/htmlunit/code/trunk@9204 5f5364db-9458-4db8-a492-e30667be6df6
Cookies: Some fixes for the parsing of the expires date in IE11.

git-svn-id: svn://svn.code.sf.net/p/htmlunit/code/trunk@9205 5f5364db-9458-4db8-a492-e30667be6df6
HashMap corruption (leads to an endless loop) because of concurrent access

git-svn-id: svn://svn.code.sf.net/p/htmlunit/code/trunk@9206 5f5364db-9458-4db8-a492-e30667be6df6
JavaScript: Some event definitions ignored when simulating IE11.

git-svn-id: svn://svn.code.sf.net/p/htmlunit/code/trunk@9207 5f5364db-9458-4db8-a492-e30667be6df6
code style fix

git-svn-id: svn://svn.code.sf.net/p/htmlunit/code/trunk@9208 5f5364db-9458-4db8-a492-e30667be6df6
Forcing build

git-svn-id: svn://svn.code.sf.net/p/htmlunit/code/trunk@9209 5f5364db-9458-4db8-a492-e30667be6df6
Forcing build

git-svn-id: svn://svn.code.sf.net/p/htmlunit/code/trunk@9210 5f5364db-9458-4db8-a492-e30667be6df6