bh1749: Add examples for all languages

* Examples for C/C++/Python/Java/JavaScript
* Add Java example to CMakeLists

Signed-off-by: Assam Boudjelthia <assam.boudjelthia@fi.rohmeurope.com>

examples/javascript/bh1749.js

@@ -0,0 +1,57 @@
+/*
+* The MIT License (MIT)
+*
+* Author: Assam Boudjelthia
+* Copyright (c) 2018 Rohm Semiconductor.
+*
+* Permission is hereby granted, free of charge, to any person obtaining a copy of
+* this software and associated documentation files (the "Software"), to deal in
+* the Software without restriction, including without limitation the rights to
+* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+* the Software, and to permit persons to whom the Software is furnished to do so,
+* subject to the following conditions:
+*
+* The above copyright notice and this permission notice shall be included in all
+* copies or substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 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.
+*/
+
+var bh1749 = require("jsupm_bh1749");
+
+var bh1749_sensor = new bh1749.BH1749();
+
+bh1749_sensor.SensorInit(
+	bh1749.INT_JUDGE_1,
+	bh1749.MEAS_240MS,
+	bh1749.RGB_GAIN_1X,
+	bh1749.IR_GAIN_1X,
+	bh1749.RED);
+bh1749_sensor.SetThresholdHigh(511);
+bh1749_sensor.Enable();
+
+var waitTime = bh1749_sensor.GetMeasurementTime();
+var counter = 10;
+console.log("Color readings: ");
+var interval = setInterval(function() {
+	data = bh1749_sensor.GetMeasurements();
+	console.log(
+		"R: " + data.get(0) + ", G: " + data.get(1) + ", B: " + data.get(2) +
+		", IR: " + data.get(3) + ", G2: " + data.get(4)
+	);
+	counter--;
+	if (counter == 0) {
+		clearInterval(interval);
+	}
+}, waitTime);
+
+process.on("SIGINT", function() {
+	clearInterval(interval);
+	console.log("Exiting...");
+	process.exit(0);
+});