As defined in https://www.sublimetext.com/docs/3/themes.html#elements, each class supports only a set of attributes and propeties, and not all of them.
PackageDev provides all properties and attributes regardless of whether the class actually supports them.
It would be handy if PacckageDev limited the suggestion provided in a rule to the properties and attributes supported by the class.
For exa

A VSCode extension I was developing for was recently "bitten" by the breaking changes from v3 to v4. However as there is no changelog it's extremely difficult to figure out what's happened due to quite brief commit messages.

It would be nice if there was a changelog (e.g. keepachangelog.com) to group changes together.

Should only be available within a feature block, and the feature's name should be a stylistic set ss01–ss20.

feature ss04 {
	featureNames {
		name "Cyrillic: Bulgarian alternates";
	};

	lookup XXX;
} ss04;

It'd be nice to provide instructions on where to find dependencies so that TM4E compiles cleanly after getting the sources.

I've gotten Joni, JCodings and GSON from http://download.eclipse.org/tools/orbit/R-builds/R20170516192513/repository/ but I'm still missing bundle 'org.eclipse.ui.tests.harness'.

I thought it was from Eclipse Test Framework (from http://download.eclipse.org/eclipse/upda