Merge pull request #1 from allejo/master

Update repo
Prevent any warnings when compiling with -pedantic
BZ_PLUGIN() is an instruction to the preprocessor, so no ; is needed
Use an std::string for mapchangePath
Prevents any warnings when comparing const char*s with the != operator
No need to convert to a const char*, since config.item() returns an std::string
Merge pull request #3 from kongr45gpen/master

Fix some warnings