Various runtime file updates.

Problem:    When "\\\n" appears in the expression result the \n doesn't result
            in a line break. (Andy Wokula)
Solution:   Also replace a \n after a backslash into \r.

Better autoconf check for uint32_t.

Use uint32_t to avoid crash on 64 bit machines.
Added error numbers for Blowfish errors.
Fixed the tiny version not building.

Problem:    Reproducible crash in syntax HL. (George Reilly, Dominique Pelle)
Solution:   Make sst_stacksize an int instead of short. (Dominique Pelle)

Problem:    Crash when using bad_char_idx uninitialized. (Patrick Texier)
Solution:   Don't use bad_char_idx, reproduce the ++bad argument from bad_char.

modified.