Add PRE_START and PRE_END to token.c
Add PRE_START and PRE_END to token.c

Without this we can't see those new tokens in our token dumps during
debugging.

Signed-off-by: Wincent Colaiuta <c76ac2e9cd86441713c7dfae92c451f3e6d17fdc@wincent.com>

geni/wikitext,barnaclebarnes/wikitext,geni/wikitext,barnaclebarnes/wikitext,wincent/wikitext,wincent/wikitext,barnaclebarnes/wikitext,geni/wikitext