Add `/Since: 0.4.0.0/` annotations to new modules

Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>
Finally remove deprecated unsafe exports

Those exports were deprecated in `array-0.4.0.0`
(which shipped with GHC 7.4.1)

Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>
Add `source-repository this` and changelog file

Displaying this changelog file is supported by the new Hackage server.

Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>
Restablish compatibility with GHC 7.4.1

As of now, this package has been verified to work with GHC 7.4.x, GHC
7.6.x and GHC HEAD.

Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>
Add `dist/` to `.gitignore`

Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>