Changed Latex compilation rules
Started writing the modeling chapter
Creation of a simple input file
refactoring + dynamic programming code
creation of another input file for tests
recursion tree image
added valgrind tool
make valgrind available to the project
Merge branch 'master' of github.com:pantuza/mestrado into paradigms

Conflicts:
	PAA/paradigms/lib/brute.h
	PAA/paradigms/lib/file.h
	PAA/paradigms/lib/strtype.h
	PAA/paradigms/src/brute.c
	PAA/paradigms/src/file.c