Merge pull request #18 from oprypin/md15

Compatibility with MkDocs 1.5 change to extra_javascript

Author: timvink

mkdocs_charts_plugin/plugin.py

@@ -15,7 +15,7 @@
 
 def check_library(libnames, dependency):
     for lib in libnames:
-        if dependency in lib:
+        if dependency in str(lib):
             return True
     raise PluginError(
         f"[mkdocs_charts_plugin]: Missing 'extra_javascript' dependency for {dependency}. Please see setup instructions."