updated gitignore file.

.gitignore

@@ -42,4 +42,37 @@ Makefile
 .project
 .settings
 /build
+
 Doxyfile.bak
+doc/doxygen-doc
+doc/Doxyfile
+*~
+*#
+*.o
+*.mod
+*.lo
+*.la
+*.patch
+*.dSYM/
+autom4te.cache
+examples/model_integration
+examples/time_calculus
+examples/example
+examples/example_hl
+examples/duration
+examples/iconatm
+examples/iconoce
+examples/iconoce_hl
+examples/output_control
+examples/recurrence
+examples/repetitor
+examples/comp_weights
+examples/modulo
+examples/uniq
+examples/callback_test
+examples/simulate_iau
+examples/restart*.dat
+examples/int_div_example
+test/test_runner
+build
+