Added advanced UPS that runs on plutonium at a rate of 1 plutonium per 500 charges. Doesn't allow the character to unload partially depleted plutonium and won't over fill the device if it can't fit a full plutonium. So no cheesing and no wasting materials :)
reverted #188 as the flag introduced there is not supported on older versions of GCC (doesn't compile on OSX 10.7.5 and few others
Initial skeleton of a guide for editing features of the game that do NOT
require a recompilation of the source code.
tagging/inscribing no longer wastes charge when canceled.

Fixes bug described in issue #1728.
Fixed inconsistent steel requirements in metal arrow shaft recipe

Fixed bug described in issue #1735.
Fix item descriptions flowing off terminal

Fixes issues #1745 and #650.
Crafting/disassembly now respects MAX_ITEM_IN_SQUARE

Crafting functions were calling map::add_item with default item limit,
which is still 64.

Fixes issue #1737.
Fixes infinite waiting when canceling wait menu

Fixes issue #1738.
Allow player to cancel options/keybindings

As it was, the new settings were kept in memory (though not written to
disk) even if the player canceled out of options/keybindings.

Fixes issue #385.
Added bone material to fix issue #1743
Support chatting to more than 10 NPCS

Using menu_vec. menu_vec (and probably menu too) needs some work though,
it doesn't scroll if contents go beyond terminal size.
Updated difficulty of Heavy Wood Arrow. Fixes issue #1752
So... many... PRs...