Fixed support for "BlitzMax"

- language was already defined but missed "type: programming", so detection of "BlitzMax"-files did not work. Fixed that.
- added "BlitzMax"-example to samples (and recreated samples.json)
use Alloy lexer
Merge pull request #1331 from GWRon/master

Fixed support for "BlitzMax"
Samples
Merge pull request #1333 from spderosso/alloy-lexer

use Alloy lexer