Remove ^L characters hidden randomly in the code. Not those used in text files as delimiters.

While working on a tool that processes Erlang code and testing it against this repo,
I found out about those little sneaky 0xff. I thought it may be of help to other
people build such tools to remove non-conforming-to-standard characters.
inets: httpc improve pipelining
httpc: Enhanched error handling
inets: httpc make httpc_cancel_request/[1,2] asynchronous
The gen_event callback module expects terminate/2, not terminate/1
inets: httpc - Remove dead error handling code

Some error handling is only relevant for functions that
end up in gen_server:call and not in gen_server:cast.
erts: Refactor the ASSERT macro

Introduce unconditional ERTS_ASSERT
and use that for both ASSERT and ASSERT_EXPR.
erts: Remove ASSERT_EXPR macro
erts: Prepare erl_mmap with tree structures for free seg storage
erts: erts_mmap supercarrier management and erts_mseg usage

* Coalescing and trimming of free segments in supercarrier
* Management of super aligned and super unaligned areas in
  supercarrier
* Management of reservation of physical memory
* erts_mseg usage of erts_mmap
erts: Save one word in ErtsFreeSegDesc

by putting red/black color bit in 'parent' pointer
erts: Remove HARD_DEBUG flags for tree traversal
erts: Add build_free_seg_list
erts: Use rbt_foreach_node to check_tree
erts: Optimize rb-tree operations by "caching" parent ptr
erts: Add __func__ to ERTS_ASSERT macro
erts: Cleanup erl_mmap
erts: Improve erts_mmap out of free descriptor management
erts: Add mmap argument to erts_debug:get_internal_state
erts: Fix ASSERT bug and void* arithmetics