BMesh Py API: add bmesh.geometry.intersect_face_point()

patch originally by mont29 with some edits.

doc/python_api/rst/include__bmesh.rst

@@ -9,6 +9,7 @@ Submodules:
 * :mod:`bmesh.ops`
 * :mod:`bmesh.types`
 * :mod:`bmesh.utils`
+* :mod:`bmesh.geometry`
 
 
 Intro

doc/python_api/sphinx_doc_gen.py

@@ -256,6 +256,7 @@ else:
         "bmesh.ops",
         "bmesh.types",
         "bmesh.utils",
+        "bmesh.geometry",
         "bpy.app",
         "bpy.app.handlers",
         "bpy.app.translations",
@@ -1768,6 +1769,7 @@ def write_rst_importable_modules(basepath):
         "bmesh"                : "BMesh Module",
         "bmesh.types"          : "BMesh Types",
         "bmesh.utils"          : "BMesh Utilities",
+        "bmesh.geometry"       : "BMesh Geometry Utilities",
         "bpy.app"              : "Application Data",
         "bpy.app.handlers"     : "Application Handlers",
         "bpy.app.translations" : "Application Translations",