Importing a PDB structure where the atoms are shown as mesh balls created an
error. This bug was fixed. 
 
Blendphys.




git-svn-id: https://svn.blender.org/svnroot/bf-extensions/trunk/py/scripts/addons@4574 96b784f8-4ae3-dd11-aff7-0030488c597c
correct exporing of loose edges, obj spec defines faces as needing at least 3 verts (even though 2 vertex faces are in fact quite common).
now export these as lines.


git-svn-id: https://svn.blender.org/svnroot/bf-extensions/trunk/py/scripts/addons@4575 96b784f8-4ae3-dd11-aff7-0030488c597c
Fix import image as plane to work in Blender Game engine mode too.

git-svn-id: https://svn.blender.org/svnroot/bf-extensions/trunk/py/scripts/addons@4576 96b784f8-4ae3-dd11-aff7-0030488c597c
add support for writing smooth groups for OBJ


git-svn-id: https://svn.blender.org/svnroot/bf-extensions/trunk/py/scripts/addons@4577 96b784f8-4ae3-dd11-aff7-0030488c597c
Merge remote-tracking branch 'remotes/trunk'

* remotes/trunk:
  add support for writing smooth groups for OBJ
  Fix import image as plane to work in Blender Game engine mode too.
  correct exporing of loose edges, obj spec defines faces as needing at least 3 verts (even though 2 vertex faces are in fact quite common). now export these as lines.
  Importing a PDB structure where the atoms are shown as mesh balls created an error. This bug was fixed.