Initial commit of pre-existing sources.

examples/HelloWorld-commented.bf

@@ -0,0 +1,21 @@
++++ +++ +++ +           initialize counter (cell #0) to 10
+[                       use loop to set the next four cells to 70/100/30/10
+    > +++ +++ +             add  7 to cell #1
+    > +++ +++ +++ +         add 10 to cell #2 
+    > +++                   add  3 to cell #3
+    > +                     add  1 to cell #4
+    <<< < -                 decrement counter (cell #0)
+]                   
+>++ .                   print 'H'
+>+.                     print 'e'
++++ +++ +.              print 'l'
+.                       print 'l'
++++ .                   print 'o'
+>++ .                   print ' '
+<<+ +++ +++ +++ +++ ++. print 'W'
+>.                      print 'o'
++++ .                   print 'r'
+--- --- .               print 'l'
+--- --- --.             print 'd'
+>+.                     print '!'
+>.                      print '\n'