* include/functions_graph.php, include/graphs/functions_pchart.php,
include/fgraph.php, operation/agentes/stat_win.php: fixed duplicate
functions, and start to support custom font in Pandora connector.
* index.php: fixed when include again the extension file.
* include/functions_html.php: fixed when include this file in other
location to index.
* godmode/reporting/graph_builder.preview.php: cleaned source code style.
git-svn-id: https://svn.code.sf.net/p/pandora/code/trunk@4268 c3f86ba8-e40f-0410-aaad-9ba5e7f4b01f
b4a231334f