[Issue 1673] Implement the isTemplate trait

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=1673

--- Comment #4 from Dlang Bot <dlang-bot at dlang.rocks> ---
dlang/dub pull request #2034 "Correct issue #1673 (with dupe #1797 and #2019)"
was merged into master:

- 4e2dd8530dac9a209e6beeac0e0f789e09b7eaf8 by Guillaume Piolat:
  Correct issue #1673 (with dupe #1797 and #2019)

https://github.com/dlang/dub/pull/2034

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