story-to-pack: add the corpora and the catalogue v2/v3

Fourteen corpora split and classified: aesop, bierce, chekhov, holmes,
keefe, lawson, lorimer, maupassant, nobody, plaintales, poe, torchy,
wallingford and winesburg, each with its splitter and the hand-written
groups and pages; catalogue v2 and v3; and the shared splitters
gutenberg_chunks.py, se_split.py and se_build.py.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_019rwKTmug58sEsJ72AuWsEi

tools/story-to-pack/probe/lawson/claude/batches/s07.json

@@ -0,0 +1,32 @@
+[
+ {
+  "chunk": 43,
+  "story": 7,
+  "summary": "Mitchell tells his mate how a farmer mocked his plain, hardworking daughter as unmarriageable, and how he laughed along and then felt sorry for her.",
+  "predicament": "A young man laughs along when a father mocks a plain daughter as unwanted, then sees how badly it hurt her."
+ },
+ {
+  "chunk": 44,
+  "story": 7,
+  "summary": "Trying to comfort the girl, he offers to marry her and is refused; stung, he sets out to learn whether any girl would have him by asking an even plainer neighbour.",
+  "predicament": "Turned down when he offered out of pity, a young man sets out to learn whether anyone would have him at all."
+ },
+ {
+  "chunk": 45,
+  "story": 7,
+  "summary": "He proposes to the second girl as a joke and she accepts at once, tells his family and the whole district, and he is mocked everywhere.",
+  "predicament": "A joking proposal is taken seriously, and the whole neighbourhood hears of the match before the young man can take it back."
+ },
+ {
+  "chunk": 46,
+  "story": 7,
+  "summary": "He sends a mate to say it was a joke and that he is already married, then flees to another town and moves again when warned she is coming; his mate begins a yarn about a youth pursued by an older woman.",
+  "predicament": "A man who made a promise he never meant keeps running from it, and it keeps following him from place to place."
+ },
+ {
+  "chunk": 47,
+  "story": 7,
+  "summary": "The pursued youth gives in without a struggle, marries the older woman, and is ordered about in front of the whole boardinghouse, though she makes him a good wife.",
+  "predicament": "A young man caught by a woman he ran from gives in without a fight, and is ordered about in front of everyone."
+ }
+]