* text.c (add_undo): Fix check for multi-line cut check skips adding other new legit events.



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        * files.c: Do not go on and attempt to write the main file if writing the backup file failed,
          related to Savannah bug 24000.



git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4297 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

          mistakenly think this is an update when it's really an add.  Also
          Fix an extra ; after an if statement which makes nano try to free a struct which
          may be NULL 



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- Fix bug in fsfromlineno
- Tiny cleanups in undo



git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4292 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

- Change add_undo and current_undo to only take action arg, as openfilestruct arg is always openfile
- Add ability to undo a file/cmd insert, needed to add undoable flag to read_file and open_buffer as a result



git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4291 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

- Fix lots of warnings whe using -Wall
- Fix some comments



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- When updating a normal consecutive ^K cut, bail from add_undo since it's not an add, and in update_undo free the old cutbuffer before copying it again.



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Add undoing argument to do_cut_text as we don't want to be messing around with the undo contents when we're in the 
middle of an undo.



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Fix redo of a line join.



git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4282 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

Allow kdel to be rebound
Add note about rebinding kdel to backspace for those using OSX or PuTTY to connect to remote Linux machines in nanorc.sample.in

When undoing text deletes, move current_x to proper location



git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4281 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

Add ability to rebind the (still unfinished) undo and redo functions in case anyone is interested in testing it out early.
Add to nanorc.5 also.



git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4280 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

        * doc/nanorc.sample.in: Include the updates files in the default sample nanorc.



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        * nano.c: Don't include langinfo.h if not using ENABLE_UTF8
          (Savannah patch 6565)



git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4277 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

        * global.c: include proto.h earlier in file to fix AIX compilation
          (Savannah patch 6559)



git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4275 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

        * global.c: include proto.h earlier in file to fix AIX compilation
          (Savannah patch 6559)



git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4274 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

Fix break_line crashing when using certain locales from Mitsuya Shibata



git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4272 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

Add beginning undo feature, since I want to start fixing bugs from savannah and don't want to manager another checking, and the code basically works for some operations.



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Add function check_bad_binding to check ppl arent binding things they shouldn, though currently its only one entry long ('meta-[') 



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files.c,proto.h,text.c: Fix for conflicts with AIX curses variables, from William Jojo <jojowil@hvcc.edu>



git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4260 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

global.c: Fix for compile error when --disable-speller is used (Savannah bug 23227 by Mike Frysinger)



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