added sample_config.xml
added boost property_tree::xml_parser headers.
added tinyxml library include
added a line
Revert "added tinyxml library include"

This reverts commit c60956825eed86a2336caaf45541b45a4b84c6c6.
added tinyxml library include (reverted from commit c60956825eed86a2336caaf45541b45a4b84c6c6)
Updated build projects to Visual Studio 2013.
Started to change configuration file to XML.
Config file is now XML based.
MD5 buffer has been moved to heap.
Memory related bug fixes
Merge branch 'xml-config'
Code cleanup