fix Greek dead key terminator (Ω→α), enable CapsLock language switch, fix parser key resolution

- change Greek dead key terminator from Ω to α in all layout versions,
  matching the official EurKEY spec (closes #11)
- change dead key state name from "dead: Ω" to "dead: α" in v1.2/v1.3
- enable TICapsLockLanguageSwitchCapable in build script (closes #8)
- fix parser to resolve all key codes from base keyMapSets, not just
  codes in explicit layout entry ranges
- add per-version exceptions for newly-discovered v1.2/v1.4 differences
- add Karabiner-Elements docs section, known issues section to README
- add Windows spec installers for reference
- regenerate all parsed JSON specs with fixed parser

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

EurKey-macOS.bundle/Contents/Info.plist

@@ -7,11 +7,11 @@
 	<key>CFBundleName</key>
 	<string>EurKEY-macOS</string>
 	<key>CFBundleVersion</key>
-	<string>2026.03.03</string>
+	<string>2026.03.04</string>
 	<key>KLInfo_EurKEY v1.2</key>
 	<dict>
 		<key>TICapsLockLanguageSwitchCapable</key>
-		<false/>
+		<true/>
 		<key>TISIconIsTemplate</key>
 		<true/>
 		<key>TISInputSourceID</key>
@@ -22,7 +22,7 @@
 	<key>KLInfo_EurKEY v1.3</key>
 	<dict>
 		<key>TICapsLockLanguageSwitchCapable</key>
-		<false/>
+		<true/>
 		<key>TISIconIsTemplate</key>
 		<true/>
 		<key>TISInputSourceID</key>
@@ -33,7 +33,7 @@
 	<key>KLInfo_EurKEY v1.4</key>
 	<dict>
 		<key>TICapsLockLanguageSwitchCapable</key>
-		<false/>
+		<true/>
 		<key>TISIconIsTemplate</key>
 		<true/>
 		<key>TISInputSourceID</key>
@@ -44,7 +44,7 @@
 	<key>KLInfo_EurKEY v2.0</key>
 	<dict>
 		<key>TICapsLockLanguageSwitchCapable</key>
-		<false/>
+		<true/>
 		<key>TISIconIsTemplate</key>
 		<true/>
 		<key>TISInputSourceID</key>