Add SEQUENCEP.
Add LIST, SEQUENCE to TYPECASE.
Add SEARCH and stuff.
Add SEARCH, MISMATCH testcases.
Add Tilde D: Decimal to FORMAT.
Preliminary DOCUMENTATION, APROPOS and friends.
Load documentation.lisp.
Fix FORMAT specifier X.
WARN should accept FORMAT-like arguments.
Handle unknown FORMAT specifiers for now.
Add EXTERNAL-ONLY (as seen in SBCL).
Use EXTERNAL-ONLY for APROPOS and friends.
Merge pull request #140 from Ferada/search

Add ELT, SEARCH, MISMATCH and APROPOS, DOCUMENTATION.
Move documentation function to src/documentation.lisp
Clean warning at bootstrap
write-to-string is available at host via !write-to-string
Newlines after semicolons if *PRETTY-PRINT* is set.

This is meant as a start to get more managable Javascript output, i.e.
while debugging in Firefox.
Simpler printer
Merge pull request #142 from Ferada/pretty-print

Newlines after semicolons if *PRETTY-PRINT* is set.
Execute tests asynchronously to let the browser to render