Merge pull request #22 from alvarezp/master

Fixes a lot of issues in the manpages and improves the Makefile
Add general toolkit manpage
Add default fragment order
Makefile is now fixed for pmake -- still need to produce makefile for GNU make
Fix path to that of the default install
Add makefile for GNU make (such that conditionals work as expected)
Dynamicaly generate the ipv6toolkit.conf file (Thanks Octavio Alvarez <alvarezp@alvarezp.com> for all the help
Remove debugging comment
Dynamicaly generate the ipv6toolkit.conf file (Thanks Octavio Alvarez <alvarezp@alvarezp.com> for all the help
Replace use of ctime_r() with strftime()
Fix bug: packt size of non-last fragmetns must be a multiple of 8
Update addr6(1) manual page regarding filter support
Shorten description to fit int 80-characters line
Add missing short-optin
Add support for different encondings of IPv4-embedded addresses
Fix 64-bit encoding of IPv4 addresses
Change encoding names to those of addr6, and fix help information
Fix documentation of --tgt-ipv4 to reflect recent incorporation of different encodings
Change option name such that -f is available for new 'file' option
Makefile: moved some binaries to sbin because they need root