Problem:    Completion of :runtime does not handle {where} argument.
Solution:   Parse the {where} argument. (closes #11863)

Problem:    Apache thrift files are not recognized.
Solution:   Add a pattern for thrift files. (Amaan Qureshi, closes #11859)

Problem:    Cap'n Proto files are not recognized.
Solution:   Add a pattern and the "capnp" filetype. (Amaan Qureshi,
            closes #11862)

Problem:    Cannot use setcellwidths() below 0x100.
Solution:   Also accept characters between 0x80 and 0x100. (Ken Takata,
            closes #11834)

Problem:    Cannot read back what setcellwidths() has done.
Solution:   Add getcellwidths(). (Kota Kato, closes #11837)

Problem:    Some Bazel files are not recognized.
Solution:   Add an extra Bazel pattern. (Keith Smily, closes #11807)

Problem:    Return value of type() for class and object unclear.
Solution:   Add v:t_object and v:t_class.

Problem:    go checksum files are not recognized.
Solution:   Add the name of go checksum files. (Amaan Qureshi, closes #11803)

Problem:    smithy files are not recognized.
Solution:   Add a pattern for Smithy files. (Chris Kipp, closes #11804)

Problem:    Smali files are not recognized.
Solution:   Add a pattern for Smali files. (Amaan Qureshi, closes #11801)