manyabot doesn't understand sexpr-based incrementation/decrementation

[ChimeraCoder]

Common Lisp has a function 1+ that is equivalent to ++ in C. Manyabot should be able to understand both 1+ and its counterpart 1-.

              │12:25:15 +chimeracoder | (1+ GRardB)                                                │
              │12:25:17 +chimeracoder | ugh                                                        │
              │12:25:21 +chimeracoder | manyabot: y u no lisp                                      │
              │12:25:23      manyabot | http://v1.memecaptain.com/82aca0.jpg                       │
              │12:25:27 +chimeracoder | (1- manyabot)                                              │