* Big patch submitted by
	  Biswapesh Chattopadhyay <biswapesh_chatterjee@tcscal.co.in>.
	  Many thanks to him.

	* src/Makefile.am, src/aneditor.cxx
	  src/anjuta.c, src/anjuta.h, src/project_dbase.c,
	  src/project_dbase.h, src/text_editor.c, src/text_editor.h:
	  Use of tagmanager lib for advanced calltips.

	* global-tags/*: Created new directory and added files to
	  generate system.tags.

	* tagmanager/*: Created new directory and added tagmanager lib
	  files.

	* configure.in, acconfig.h, Makefile.am: Modified to reflect
	  the above additions.

	* data/Makefile.am: Modified to accomodate generated system.tags file.