v3.0.0

What's Changed

• Update up-spec tag to v1.6.0-alpha.3 by @stevenhartley in #173
• Remove SubscriptionChangeHandler from unregisterForNotifications by @stevenhartley in #178
• Several housekeeping tasks by @sophokles73 in #183
• Remove legacy Cloudevent support by @sophokles73 in #186
• Fix UUID variant validation by @sophokles73 in #187
• Use an exception to indicate validation errors by @sophokles73 in #189
• Use upper case hex-encoding in UriSerializer by @sophokles73 in #190
• Add CI job for checking latest spec compatibility by @sophokles73 in #188
• Fix return types of async APIs by @sophokles73 in #191
• Change uEntity instance ID wildcard to 0xFFFF_0000 by @sophokles73 in #192
• Adapt message builder and attributes validator to 1.6.0-alpha.4 by @sophokles73 in #193
• Update to up-spec v1.6.0.alpha-5 by @sophokles73 in #195
• Update to up-spec v1.6.0-alpha.6 by @sophokles73 in #197
• Prepare for v3.0.0 release by @sophokles73 in #198
• Improve UTransport interface by @sophokles73 in #199
• Fix formatting of links and OFT specitems by @sophokles73 in #200
• Fix developer SCM URI in POM file by @sophokles73 in #201
• Use HTTPS for SCM developer connection by @sophokles73 in #202
• Fix usage of unsigned integers by @sophokles73 in #203
• Improve validation of UUri during deserialization by @sophokles73 in #204
• Remove obsolete dependency by @sophokles73 in #205
• Move validation of authority to UriValidator by @sophokles73 in #206
• Improve TTL validation and handling in UMessageBuilder by @sophokles73 in #207
• Remove deprecated API usage from UTwin client implementation by @sophokles73 in #208
• Init up-spec submodule during release process by @sophokles73 in #209
• Update to up-spec v1.6.0-alpha.7 by @sophokles73 in #211
• Several improvements by @sophokles73 in #212

Full Changelog: v2.0.0...v3.0.0