Replace "ORMC" with generic "handout"

src/Advanced/Introduction to Quantum/src/main.tex

@@ -3,7 +3,7 @@
 \documentclass[
 	solutions,
 	singlenumbering
-]{../../../../lib/tex/ormc_handout}
+]{../../../../lib/tex/handout}
 \usepackage{../../../../lib/tex/macros}
 \usepackage{units}
 \input{tikzset}

src/Advanced/Introduction to Quantum/src/parts/01 bits.tex

@@ -462,7 +462,7 @@ Thus,
 \end{equation*}
 
 
-\begin{ORMCbox}{Review: Multiplying Vectors by Matrices}{black!10!white}{black!65!white}
+\begin{hobox}{Review: Multiplying Vectors by Matrices}{black!10!white}{black!65!white}
 	\begin{equation*}
 		Av =
 		\begin{bmatrix}
@@ -480,7 +480,7 @@ Thus,
 	\end{equation*}
 
 	Note that each element of $Av$ is the dot product of a row in $A$ and a column in $v$.
-\end{ORMCbox}
+\end{hobox}
 
 \problem{}
 Compute the following product:

src/Advanced/Introduction to Quantum/src/parts/05 quantum gates.tex

@@ -154,7 +154,7 @@ The \textit{Hadamard Gate} is given by the following matrix: \par
 \end{equation*}
 \note{Note that we divide by $\sqrt{2}$, since $H$ must be orthonormal.}
 
-\begin{ORMCbox}{Review: Matrix Multiplication}{black!10!white}{black!65!white}
+\begin{hobox}{Review: Matrix Multiplication}{black!10!white}{black!65!white}
 	Matrix multiplication works as follows:
 
 	\begin{equation*}
@@ -196,7 +196,7 @@ The \textit{Hadamard Gate} is given by the following matrix: \par
 
 	This is exactly the first column of the matrix product. \par
 	Also, note that each element of $Ac_0$ is the dot product of a row in $A$ and a column in $c_0$.
-\end{ORMCbox}
+\end{hobox}
 
 
 \problem{}

src/Advanced/Introduction to Quantum/src/tikzset.tex

@@ -13,7 +13,7 @@
 		line width = 0.35mm
 	},
 	qubit/.style = {
-		fill = \ORMCbgcolor,
+		fill = \bgcolor,
 		line width = 0.35mm
 	},
 	wire/.style = {