fix-pointer-to-int-cast warninigs (64-bit)
New curl 7.34.0, fixing a security problem
http://curl.haxx.se/docs/adv_20131217.html
Fixed a bunch of warnings
Added some more travis checks and Fixed FTBFS when gtk was disabled (missing ec_gtk.h header file)
fix fromat warnings in sslstrip plugin
Merge pull request #445 from LocutusOfBorg/fix-other-warnings

Fixed a bunch of warnings and a build failure
Merge pull request #442 from koeppea/fix-warnings-64bit

Fix 64bit specific warnings
Merge pull request #430 from LocutusOfBorg/new-curl

New curl 7.34.0, fixing a security problem
Merge pull request #446 from koeppea/fix-format-warninigs

fix fromat warnings in sslstrip plugin
new year fix
Merge pull request #448 from eaescob/newyear

HAPPY NEW YEAR!
Modified travis notify
define stack vars as static to be still set in callback func
Merge pull request #450 from koeppea/static-callback-data

Merging
reintroduce send_icmp6_echo_opt to discover hiding IPv6 nodes
new function only used if libnet version >= 1.2 is available