Added style definition for kotlin

style/langdef-kotlin.tex

@@ -0,0 +1,18 @@
+
+% Kotlin
+\lstdefinelanguage{Kotlin}{
+  comment=[l]{//},
+  commentstyle={\color{gray}\ttfamily},
+  emph={filter, first, firstOrNull, forEach, lazy, map, mapNotNull, println},
+  emphstyle={\color{OrangeRed}},
+  identifierstyle=\color{black},
+  keywords={!in, !is, abstract, actual, annotation, as, as?, break, by, catch, class, companion, const, constructor, continue, crossinline, data, delegate, do, dynamic, else, enum, expect, external, false, field, file, final, finally, for, fun, get, if, import, in, infix, init, inline, inner, interface, internal, is, lateinit, noinline, null, object, open, operator, out, override, package, param, private, property, protected, public, receiveris, reified, return, return@, sealed, set, setparam, super, suspend, tailrec, this, throw, true, try, typealias, typeof, val, var, vararg, when, where, while},
+  keywordstyle={\color{NavyBlue}\bfseries},
+  morecomment=[s]{/*}{*/},
+  morestring=[b]",
+  morestring=[s]{"""*}{*"""},
+  ndkeywords={@Deprecated, @JvmField, @JvmName, @JvmOverloads, @JvmStatic, @JvmSynthetic, Array, Byte, Double, Float, Int, Integer, Iterable, Long, Runnable, Short, String, Any, Unit, Nothing},
+  ndkeywordstyle={\color{BurntOrange}\bfseries},
+  sensitive=true,
+  stringstyle={\color{ForestGreen}\ttfamily},
+}

style/template.tex

@@ -287,7 +287,7 @@ $endif$
 \input{style/langdef-css.tex}
 \input{style/langdef-html.tex}
 \input{style/langdef-xml.tex}
-
+\input{style/langdef-kotlin.tex}
 $endif$
 
 %