Made class "BLAST_NOT_INSTALLED_OR_NOT_EXECUTABLE"
Made class "BLAST_NOT_INSTALLED_OR_NOT_EXECUTABLE"

In lib/sequenceserver/exceptions.rb, made the class
"BLAST_NOT_INSTALLED_OR_NOT_EXECUTABLE". This is part of a fix for
a bug that precents SequenceServer from executing BLAST commands from
the binary directory bin dir.

Signed-off-by: Lawrence John Maynard <99c9491dbc214083d560f356b771e6dd533c3bfe@gmx.com>

yeban/sequenceserver,yeban/sequenceserver,yeban/sequenceserver,elsiklab/sequenceserver,elsiklab/sequenceserver,elsiklab/sequenceserver,yeban/sequenceserver