update manifest and add header image

Author: Jhsmit

MANIFEST.in

@@ -12,7 +12,7 @@ recursive-include docs *.rst conf.py Makefile make.bat *.jpg *.png *.gif
 include versioneer.py
 include pyhdx/_version.py
 include pyhdx/web/*.html
-include pyhdx/web/*.yaml
+include pyhdx/web/apps/*.yaml
 include pyhdx/config.ini
 
 graft pyhdx/web/static