gnu: Add ghc-lifted-async.

* gnu/packages/haskell.scm (ghc-lifted-async): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-constraints.

* gnu/packages/haskell.scm (ghc-constraints): New variable.

gnu: Add ghc-array.

* gnu/packages/haskell.scm (ghc-array): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-graphviz.

* gnu/packages/haskell.scm (ghc-graphviz): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-fgl-arbitrary.

* gnu/packages/haskell.scm (ghc-fgl-arbitrary): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: ghc-fgl: Update to 5.5.3.0.

* gnu/packages/haskell.scm (ghc-fgl): Update to 5.5.3.0.
[inputs]: Add ghc-hspec and ghc-quickcheck.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-wl-pprint-text.

* gnu/packages/haskell.scm (ghc-wl-pprint-text): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-process.

* gnu/packages/haskell.scm (ghc-process): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-directory.

* gnu/packages/haskell.scm (ghc-directory): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-colour.

* gnu/packages/haskell.scm (ghc-colour): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-bytestring.

* gnu/packages/haskell.scm (ghc-bytestring): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-monads-tf.

* gnu/packages/haskell.scm (ghc-monads-tf): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-patience.

* gnu/packages/haskell.scm (ghc-patience): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-findbin.

* gnu/packages/haskell.scm (ghc-findbin): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-transformers.

* gnu/packages/haskell.scm (ghc-transformers): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-tar.

* gnu/packages/haskell.scm (ghc-tar): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-bytestring-handle.

* gnu/packages/haskell.scm (ghc-bytestring-handle): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-sandi.

* gnu/packages/haskell.scm (ghc-sandi): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-tasty-th.

* gnu/packages/haskell.scm (ghc-tasty-th): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: Add ghc-regex-compat-tdfa.

* gnu/packages/haskell.scm (ghc-regex-compat-tdfa): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>