tree 5ccd442c9b0e860c8e7e1af348a9a125f4d1a156
parent c3607ac2e8cbff05730143da3a968476a09810f5
author Vincent Driessen <vincent@datafox.nl> 1265463939 +0100
committer Vincent Driessen <vincent@datafox.nl> 1265464800 +0100

Tidy up:

- Lower-cased all local variable names
- Explicitly typeset all local variable names, to prevent issues with
  setting/overriding variables in the global namespace.
- Explicitly typed integer types as integer (typeset -i) to enable simpler
  arithmetic calculations on them.