Add missing keywords from Dotty 0.17.0-RC1

[nicolasstucki]

No description provided.

[odersky]

derives is still missing.

I wonder if there is a way to handle soft keywords. In Dotty these are

as        derives   inline    opaque

inline and opaque are reserved only in modifier positions. as is reserved only in given instance definitions. derives is reserved only at places where extends would also be valid.

But we can also just tag them always as keywords.

[nicolasstucki]

Now those keywords are soft, the result is

[odersky]

Looks right to me!

On Sat, 27 Jul 2019 at 20:08, Nicolas Stucki ***@***.***> wrote: Now those keywords are soft, the result is [image: Screenshot 2019-07-27 at 20 06 30] <https://user-images.githubusercontent.com/3648029/61998037-3adcf980-b0aa-11e9-90c0-618291ffefc5.png> — You are receiving this because you commented. Reply to this email directly, view it on GitHub <#43?email_source=notifications&email_token=AAGCKVSX3HCL7S5QC6YDEL3QBSFLNA5CNFSM4IHJLNK2YY3PNVWWK3TUL52HS4DFVREXG43VMVBW63LNMVXHJKTDN5WW2ZLOORPWSZGOD26QCZQ#issuecomment-515703142>, or mute the thread <https://github.com/notifications/unsubscribe-auth/AAGCKVTWMHLTIFXKVOBJ5BTQBSFLNANCNFSM4IHJLNKQ> .

-- Martin Odersky EPFL and Lightbend

[nicolasstucki]

@PanAeon could you have a look at this PR?