Revert "Implementation of HTTPD protocol, gwbuf properties and a dmeo web application"

This reverts commit 6fd5dff34902051f38932947493280e1e62dbeb1.
Merge branch 'develop'
 Bug 462, http://bugs.skysql.com/show_bug.cgi?id=462, fixed path MAXSCALE_HOME path expression in server/test/makefile
Bug #468, http://bugs.skysql.com/show_bug.cgi?id=468, Query classifier accessed freed thread context. If parsing fails thd doesn't need to be freed because it holds correct information about command type.
Fix to http://bugs.skysql.com/show_bug.cgi?id=469, connection counter leaks in master.
Removed redundant counter increments.
fixed wrong server port in README
Merge pull request #18 from hholzgra/hartmut_README

fixed wrong server port in README
consistently use DEL instead of rm in Makefiles
Merge pull request #22 from hholzgra/hartmut-DEL

consistently use DEL instead of rm in Makefiles
Addition of spinlock unit test
Misc fixes to doxygen comments
Updates for unit tests
Merge branch 'Z2' of https://github.com/skysql/MaxScale into Z2

Conflicts:
	client/Makefile
	server/core/buffer.c
	server/core/test/makefile
	server/include/buffer.h
	server/modules/filter/Makefile
	server/modules/routing/webserver.c