Ignore auxiliary files in Git

Correct the table width in the vita page.
Correct the order of committee members.
Fix page size to US letter size.
Correct the margins.

Allows customize publication list in vita.
Rewrite thebibliography environment using \newenvironment macro.
New publications environment for the publication list in the vita page.

Provide option for adjusting the stretch of the vita items.
Change the order of customized CV content.
Remove the bibinvita option.
Rename the 'publications' environment as 'mypublications' to avoid
command name collision.
Add example 'demo2.tex' for the customized CV feature.

To make it compatible with natbib package

Author's name cannot be in bold face according to the 2017 UCLA thesis
requirements.

2017 rules require no bold face and all equal size font on the title and
abstract pages. [These rules were not stated in the Thesis &
Dissertation Filing Requirements PDF but was emphasized in the 2017
Spring Electronic Thesis and Dissertation (ETD) Workshops by Academic
Services, UCLA Graduate Division.]

Update Readme

1. Includes "List of Figures", "List of Table", "Acknowledgments", and
"Vita" pages into the "Table of Contents".

2. Allows users to change the titles of Table of Contents
(\contentsname), List of Figures (\listfigurename), List of Table
(\listtablename), Acknowledgments page (\acksname), Vita page
(\vitaname), and References (\refname).

3. Provides new options to turn off List of Figures (nolistoffigures)
and List of Tables (nolistoftables).

4. Update demo2.tex to demonstrate how to use new features.

5. Increases \footskip to 0.4 inches while keeping the distance from
page number to bottom of the page as 0.75 inches.

1. Automatically adds additional PDF bookmarks for "Title Page",
"Abstract", "Committee", "Dedication", and "Table of Contents" when
using the "hyperref" package.
2. Reduce the spacing between the first and second lines in the
committee page
to conform the 2017 requirements.

1. Increase footnotesep to follow ETD 2017 requirement
2. Adjustable vita column widths (\vitadatewidth, \vitatextwidth)
3. Add class option (scheader) for using small caps font for preliminary
pages header (except title and abstract page)