Correct license
Remove unneccesary quotes
Replace hardcoded paths with macros
Remove obsolete option
Use consistent macro style
Use the ragel detected by configure
Respect silent-rules
Check for bison instead of yacc

Bail out if we need it but can't find it.
Part of #774
Show a few build options at end of ./configure

configure:
configure: Configuration summary
configure: =====================
configure:
configure: Modules: bind gmysql geo random
configure: Dynamic Modules: pipe
configure:
configure: CC: gcc
configure: CXX: g++
configure: LD: /usr/bin/ld -m elf_x86_64
configure: CFLAGS: -fPIE -DPIE -D_FORTIFY_SOURCE=2 --param ssp-buffer-size=4 -fstack-protector -g -O2
configure: CPPFLAGS:
configure: CXXFLAGS: -fPIE -DPIE -D_FORTIFY_SOURCE=2 --param ssp-buffer-size=4 -fstack-protector -Wall -g -O2
configure: LDFLAGS: -Wl,-z -Wl,relro -Wl,-z -Wl,now -L/usr/lib64
configure:
configure: SQLite3 support: no
configure: Lua support: yes
Remove unused conditional on OS X
Merge pull request #2013 from rubenk/ragel

Ragel
Merge pull request #2011 from rubenk/cleanup-recursor-spec

Cleanup recursor spec
Merge pull request #2014 from rubenk/bison

Check for bison instead of yacc
Merge pull request #2017 from rubenk/show-configuration-summary

Show a few build options at end of ./configure
Merge pull request #2022 from rubenk/remove-unused-conditional-on-osx

Remove unused conditional on OS X
Port manpages to MarkDown and use autotools

Shout out to @rubenk for helping with autotools.

 * Add disable-dnssec to pdnssec docs (closes #641)
 * Make manpages consistent with eachother
 * Expanded missing options
 * Removed old manpages
 * Added --with-docs and --with-manpages configure switches
 * Build manpages and docs in travis.
 * Add both the built docs/manpages and sources to dist tarball
 * Build docs to pdsn/docs/html (instead of html-new)
 * Remove all references to asciidoc
 * Distribute both the source files and built docs + manpages in the
   tarball created with `make dist`
 * Move all manpages to section 1 (closes #1753)
Move the /pdns/docs folder to /docs
Merge pull request #1995 from pieterlexis/makefile-to-autoconf

Port manpages to MarkDown and use autotools
remove 'bert hubert' from manpages
see if this fixes package building..