The Year Is 2014
Renaming pk_frontend to pk_tunnel
Allow multiple blocking threads, not just one
Make sure backend housekeeping ignores non-frontend tunnels
Started work on libpagekite based frontend relay
Added memory canaries for chasing bugs
Made pagekitec for Windows crosscompile with MXE
Began migrating Windows DLL interface to a common library interface
Add a lock to protect memory canary integrity
Reorganizing directory structure
Misc. code cleanup
More cleanup, fixing memory-canary macros
More moving things around
Removing outdated Windows porting helpers
Belt and suspenders
Making sure PK_TRACE and PK_TESTS are defined, fixing sleep/Sleep macro
More reorg/cleanup

Conflicts:
	libpagekite/pkproto_test.c
Major API cleanup, migrated pagekitec to new style
Updated docs, fixed build system, created contrib/backends/
Make tunnel quota reports bubble up into pk_state.quota*

Conflicts:
	pkproto_test.c