Christian, See this thread https://groups.google.com/forum/m/#!topic/weewx-development/tNDnGNe9Z_M
At the end of that there is a summary of the differences between the two versions you have found
Christian, See this thread https://groups.google.com/forum/m/#!topic/weewx-development/tNDnGNe9Z_M
At the end of that there is a summary of the differences between the two versions you have found