Add spellchecking for camelCase, PascalCase, and kebab-case

.codespellrc2

@@ -0,0 +1,29 @@
+[codespell]
+# A seperate RC file for detecting camelCase, PascalCase, and kebab-case errors
+# A little more prone to fals positives than our standard regex, aslo fails to detect
+# hyphenated words in the dictonary.
+
+# Same as the main RC-file except for also excludes CHANGELOG as this is well covered
+# by the normal RC file, and we get false positives from git hashes.
+skip = node_modules,
+       *-lock.json,
+       *.git,
+       *.pyc,
+       __pycache__,
+       ./build,
+       ./dist,
+       ./apidocs,
+       ./openflexure,
+       ./htmlcov,
+       ./src/openflexure_microscope_server/static,
+       .venv,
+       *.egg-info,
+       report.xml,
+       CHANGELOG.md
+
+# Ignores split by |
+# Ignore hexadecimal numbers preceded by #
+# Ignore FoV
+ignore-regex = #[0-9A-Fa-f]{3,8}\b|\bFoV\b
+
+regex = [A-Z]?[a-z\']+