Start of a Manipulate() function

- based on https://github.com/paulmasson/mathcell
- see paulmasson/mathcell#1
- see tranleduy2000/ncalc#67

(cherry picked from commit 9525f04)

symja_android_library/doc/functions/Manipulate.md

@@ -0,0 +1,20 @@
+## Manipulate
+
+```
+Manipulate(plot, {x, min, max})  
+```
+
+> generate a JavaScript control for the expression `plot` which can be manipulated by a range slider `{x, min, max}`.
+	 
+**Note**: This feature is not available on all supported platforms.
+
+### Examples
+
+In the console apps, this command shows an HTML page with a JavaScript plot control, 
+where the value of the variable `a` can be manipulated by a slider in the range `[0..10]`.
+
+```
+>> Manipulate(Plot(Sin(x)*Cos(1 + a*x), {x, 0, 2*Pi}), {a,0,10}) 
+
+```
+

symja_android_library/doc/index.md

@@ -530,6 +530,7 @@ for a full description of their possible arguments, options, etc., see their ent
 * [MachineNumberQ](functions/MachineNumberQ.md)
 * [MangoldtLambda](functions/MangoldtLambda.md)
 * [ManhattanDistance](functions/ManhattanDistance.md)
+* [Manipulate](functions/Manipulate.md)
 * [Map](functions/Map.md)
 * [MapIndexed](functions/MapIndexed.md)
 * [MapThread](functions/MapThread.md)
@@ -803,3 +804,4 @@ for a full description of their possible arguments, options, etc., see their ent
 * [Xor](functions/Xor.md)
 * [YuleDissimilarity](functions/YuleDissimilarity.md)
 * [Zeta](functions/Zeta.md)
+

symja_android_library/matheclipse-core/src/main/resources/Manipulate.md

@@ -0,0 +1,20 @@
+## Manipulate
+
+```
+Manipulate(plot, {x, min, max})  
+```
+
+> generate a JavaScript control for the expression `plot` which can be manipulated by a range slider `{x, min, max}`.
+	 
+**Note**: This feature is not available on all supported platforms.
+
+### Examples
+
+In the console apps, this command shows an HTML page with a JavaScript plot control, 
+where the value of the variable `a` can be manipulated by a slider in the range `[0..10]`.
+
+```
+>> Manipulate(Plot(Sin(x)*Cos(1 + a*x), {x, 0, 2*Pi}), {a,0,10}) 
+
+```
+