Problem with whitespace in convert 
Jimp– You can probably figure out what is going wrong faster than I can, but currently there is something strange going on.  It may be due to some recent changes?
{{convert|2|m|abbr=on}} results in 
{{convert| 2|m|abbr=on}} results in 
{{convert|2 |m|abbr=on}} results in 
If the strange behavior is still happening, then the last two will give red "expression errors".  Thanks!  ―Œ(talk)