Chromoly did some cool add-ons for 2.53 and higher!!! Thanks to him very much!!! Hi did life of a modeler much easier.
Bevel - like in 2.49 tool!!!
Vertex Align - some tools like in wings3d!!! MUST HAVE!!!
Thanks to him again. Unfortunatelly, did not find his web page. If you know, please, tell me.
windows:
And for linux/mac just copy some files from windows version:
2.53/scripts/addons/mesh_bevel.py
2.53/scripts/addons/mesh_vertex_align_25.py
2.53/scripts/modules/va.py
2.53/scripts/modules/va_ex.py