Reduced size of readme
Renamed CHANGE_LOG.md to CHANGELOG.md
Removed garbage first line of CHANGE_LOG.md
Moved detail/ContainerUtils.hpp to util/ContainerUtils.hpp
Added some documentation to the EnsureCapacity function
Changed patch/minor version to 1
Changed version number in CMakeLists.txt and removed a unnecessary line
Scripts have been changed to be executable
Fix #43
Moved the implementation of EntityIdPool::getSize() from the header to the source file
Removed redundant function in ClassTypeId.hpp