0.12.0a1

What's Changed

• Escape < in logging extras so they aren't treated as colour tags by @GDYendell in #279
• Improve Attribute hint validation and add Controller hint validation by @GDYendell in #281
• Log exceptions in failed scan tasks by @GDYendell in #282
• Add AttrR wait_for_value by @GDYendell in #284
• Correctly implement DType and DType_T by @GDYendell in #285
• Add DataType equal and all_equal helpers by @GDYendell in #289
• Fix command buttons in pva transport by @GDYendell in #294
• Refactor Methods to allow overridding @command methods by @GDYendell in #293
• Implement Waveform by @GDYendell in #247
• Pass precision to widget for Int and Float by @GDYendell in #299

Full Changelog: 0.11.3...0.12.0a1