Issue 25: Expose additional cases

Author: dmullis

examples/small-grids.txt

@@ -1,8 +1,33 @@
-       ___     ___      .---+---+---+---+---.     .---+---+---+---.  .---.   .---.   .---. .---.    .-.   .-.  0
-   ___/   \___/   \     |   |   |   |   |   |    / \ / \ / \ / \ /   |   +---+   |   | A | | B |   | A | | B | 1
-  /   \___/   \___/     +---+---+---+---+---+   +---+---+---+---+    +---+   +---+   '---' '---'    '-'   '-'  2
-  \___/ b \___/   \     |   |   | b |   |   |    \ / \a/ \b/ \ / \   |   +---+   |   .---. .---.    .-.   .-.  3
-  / a \___/   \___/     +---+---+---+---+---+     +---+---+---+---+  +---+ b +---+   | C | | D |   | C | | D | 4
-  \___/   \___/   \     |   | a |   |   |   |    / \ / \ / \ / \ /   | a +---+   |   '---' '---'    '-'   '-'  5
-      \___/   \___/     '---+---+---+---+---'   '---+---+---+---'    '---'   '---'   0123456789012345678901234 6
+     ___     ___      .---+---+---+---+---.     .---+---+---+---.
+ ___/   \___/   \     |   |   |   |   |   |    / \ / \ / \ / \ /
+/   \___/   \___/     +---+---+---+---+---+   +---+---+---+---+
+\___/ b \___/   \     |   |   | b |   |   |    \ / \a/ \b/ \ / \
+/ a \___/   \___/     +---+---+---+---+---+     +---+---+---+---+
+\___/   \___/   \     |   | a |   |   |   |    / \ / \ / \ / \ /
+    \___/   \___/     '---+---+---+---+---'   '---+---+---+---'
 
+.---.   .---.   +--+  +-+  +-+ .-.  .--.    .-.      +-+  +--+  .-.  .--.
+|   |   |   |   |  |  | |  | | | |  |  |   |   |     | |  |  |  | |  |  |
++---+   +---+   +--+  +-+  | | | |  |  |   |   |     +-+  +--+  '-'  '--'
+|   +---+   |   |  |  | |  | | | |  |  |   |   |
++---+ b +---+   +--+  +-+  | | | |  |  |   |   |
+| a +---+   |   |  |  | |  | | | |  |  |   |   |
+'---'   '---'   +--+  +-+  +-+ '-'  '--'    '-'
+
++---+ .---. .---.
+| B | | E | | F |
++---+ '---' '---'
+.---. +---+ .---.
+| D | | G | | H |
+'---' +---+ '---'
+0123456789012345678901232
+
+Not Supported:
+                              .---+---+---.
++---+    .-.   .-.  0     |   | a |   | b |
+| A |   | A | | B | 1    +++  +--++-+-++--+
++---+    '-'   '-'  2    | |  |  |  |  |  |
++---+    .-.   .-.  3    +-+  +--++-+-++--+
+| C |   | C | | D | 4    | |  |   |   |   |
++---+    '-'   '-'  5    +++  '---+---+---'
+0123434567890123456       |