[commit: ghc] wip/T9968's head updated: Minor change to the user's guide (66c352b)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

Branch 'wip/T9968' now includes:

     ef391f8 Comments only
     3f30912 fix T7600 run on bigendian platform
     10fab31 Don't report instance constraints with fundeps as redundant
     9c78d09 Add a bizarre corner-case to cgExpr (Trac #9964)
     f3e5c30 Comments only
     5f675e5 Comments only
     5094719 Comments only
     547c40a [ci skip] comment typo
     d4b6453 Unbreak travis by installing llvm-3.6
     1f60d63 {Data,Generic(1),MonadZip} instances for Identity
     b2be772 fix bus errors on SPARC caused by unalignment access to alloc_limit (fixes #10043)
     0fa2072 Error out on `Main` without `main` in GHCi (#7765)
     bbb57a6 Make top-level "configure" accept and propagate --with-curses-{includes,libraries} to libraries
     fd581a7 Fix for ticket #10078: ensure that tcPluginStop is called even in case of type errors
     30dc59e Always ignore user-package-db when running tests
     a0ef626 Declare some Makefile targets to be PHONY
     a293925 rts/linker: ignore unknown PE sections
     47175e0 Show '#' on unboxed literals
     9a1c8d9 docs: add INSTALL.md to root dir (#9926)
     c3f9eb4 docs: Flatten MAKEHELP/SUBMAKEHELP
     266fa70 base: fix broken link (#10088)
     9004f0d Fix build bogons due to missing separator
     4f467b2 base: Fix (**) implementation for Data.Complex
     a5a4c25 Provide a faster implementation for the Read Integer instance
     d1d02e8 testsuite: update .gitignore
     bb3b71a System.IO.Error: Fix a documentation link to Control.Exception.Exception
     26a85bd Comment typo
     aead019 driver: split -fwarn-unused-binds into 3 flags (fixes #17)
     3703886 Typo in comment
     d92762f Typo in comment
     0086487 Typos in comments
     2069999 Whitespace only
     35061e3 Whitespace only
     8e5f78d Make the implementation of DeriveAnyClass more robust
     ef7da28 Add a test for T9968, and improve T5462Yes1
     5d101a4 Accept new test output
     66c352b Minor change to the user's guide