remove graphicx so it is now compatible with latex
change logs:

1. add page numbers to chapter pages.
2. re-made TOCs
3. fix margins
4. add acknowledgments
add environment publications and its test cases
Merge branch 'master' of https://github.com/shen72/uncc-thesis-latex into shen72-master

Conflicts:
	dissertation.pdf
	dissertation.tex
	packages/unccspecs.sty