Fix font cross-platform font face compatibility

Set 11pt Times New Roman as the main font; Preserve Calibri font as an optional
one, useable by adding the 'calibri' option to the class options.

McDowell_CV_Template.tex

@@ -19,7 +19,9 @@
 %% LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 %% OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 %% SOFTWARE.
-\documentclass{mcdowellcv}
+
+% The font could be set to Windows-specific Calibri by using the 'calibri' option
+\documentclass[]{mcdowellcv}
 
 % For mathematical symbols
 \usepackage{amsmath}

README.md

@@ -6,6 +6,10 @@ http://www.careercup.com/resume.
 
 The class is based on `article` class. The paper format is set to U.S. letterpaper by default.
 
+Class Options
+-------------
+ - `calibri` - sets calibri as the main font. Otherwise the default font is Times New Roman since version 1.1.0.
+
 Commands
 --------
 The class features the following commands:

mcdowellcv.cls

@@ -21,16 +21,27 @@
 %% SOFTWARE.
 \ProvidesClass{mcdowellcv}[2015/12/15 v1.0.0 McDowell CV class]
 
+% Set up the fonts according to options
+\def\mainfontsize{11pt}
+\def\mainfontface{Times New Roman}
+
+\DeclareOption{calibri}{%
+  \def\mainfontsize{11pt}
+  \def\mainfontface{Calibri}
+}
+
+\ProcessOptions\relax
+
 % Set font size and paper type
-\LoadClass[letterpaper,11pt]{article} 
+\LoadClass[letterpaper,\mainfontsize]{article} 
 
 % Set document margins
 \usepackage[left=0.75in,top=0.6in,right=0.75in,bottom=0.6in]{geometry} 
 
 % Set font face
 \usepackage{fontspec}
 \setmainfont[SmallCapsFeatures={Renderer=Basic},
-Ligatures={TeX, NoCommon, NoDiscretionary}]{Calibri}
+Ligatures={TeX, NoCommon, NoDiscretionary}]{\mainfontface}
 
 % Remove paragraph indentation
 \usepackage[parfill]{parskip}