Change texts

README.md

 
 ## About
 
-MARTINS.js is free and open-source software developed by [Alexandre Martins](https://github.com/alemart) and released under the [LGPL](LICENSE.md). It is based on [Speedy Vision](https://github.com/alemart/speedy-vision).
+MARTINS.js is developed by [Alexandre Martins](https://github.com/alemart) and released under the [LGPL](LICENSE.md). It is based on [Speedy Vision](https://github.com/alemart/speedy-vision).

demos/hello-aframe/demo.js

 {
     if(!Martins.isSupported()) {
         throw new Error(
-            'This device is not compatible with AR.\n\n' +
+            'This device is not compatible with this AR experience.\n\n' +
             'User agent: ' + navigator.userAgent
         );
     }

demos/hello-three/demo.js

     {
         if(!Martins.isSupported()) {
             throw new Error(
-                'This device is not compatible with AR.\n\n' +
+                'This device is not compatible with this AR experience.\n\n' +
                 'User agent: ' + navigator.userAgent
             );
         }

demos/hello-webgl/demo.js

     {
         if(!Martins.isSupported()) {
             throw new Error(
-                'This device is not compatible with AR.\n\n' +
+                'This device is not compatible with this AR experience.\n\n' +
                 'User agent: ' + navigator.userAgent
             );
         }

demos/hello-world/demo.js

     {
         if(!Martins.isSupported()) {
             throw new Error(
-                'This device is not compatible with AR.\n\n' +
+                'This device is not compatible with this AR experience.\n\n' +
                 'User agent: ' + navigator.userAgent
             );
         }

demos/touch-three/demo.js

     {
         if(!Martins.isSupported()) {
             throw new Error(
-                'This device is not compatible with AR.\n\n' +
+                'This device is not compatible with this AR experience.\n\n' +
                 'User agent: ' + navigator.userAgent
             );
         }

docs/getting-started/activate-your-webcam.md

 {
     if(!Martins.isSupported()) {
         throw new Error(
-            'This device is not compatible with AR.\n\n' +
+            'This device is not compatible with this AR experience.\n\n' +
             'User agent: ' + navigator.userAgent
         );
     }
 {
     if(!Martins.isSupported()) {
         throw new Error(
-            'This device is not compatible with AR.\n\n' +
+            'This device is not compatible with this AR experience.\n\n' +
             'User agent: ' + navigator.userAgent
         );
     }
 {
     if(!Martins.isSupported()) {
         throw new Error(
-            'This device is not compatible with AR.\n\n' +
+            'This device is not compatible with this AR experience.\n\n' +
             'User agent: ' + navigator.userAgent
         );
     }
 {
     if(!Martins.isSupported()) {
         throw new Error(
-            'This device is not compatible with AR.\n\n' +
+            'This device is not compatible with this AR experience.\n\n' +
             'User agent: ' + navigator.userAgent
         );
     }

docs/getting-started/index.md

 
 ## About
 
-MARTINS.js is free and open-source software developed by [Alexandre Martins](https://github.com/alemart) and released under the [LGPL](../license.md). It is based on [Speedy Vision](https://github.com/alemart/speedy-vision).
+MARTINS.js is developed by [Alexandre Martins](https://github.com/alemart) and released under the [LGPL](../license.md). It is based on [Speedy Vision](https://github.com/alemart/speedy-vision).

docs/getting-started/next-steps.md

 {
     if(!Martins.isSupported()) {
         throw new Error(
-            'This device is not compatible with AR.\n\n' +
+            'This device is not compatible with this AR experience.\n\n' +
             'User agent: ' + navigator.userAgent
         );
     }

docs/getting-started/set-up-the-session.md

     try {
         if(!Martins.isSupported()) {
             throw new Error(
-                'This device is not compatible with AR.\n\n' +
+                'This device is not compatible with this AR experience.\n\n' +
                 'User agent: ' + navigator.userAgent
             );
         }
     try {
         if(!Martins.isSupported()) {
             throw new Error(
-                'This device is not compatible with AR.\n\n' +
+                'This device is not compatible with this AR experience.\n\n' +
                 'User agent: ' + navigator.userAgent
             );
         }
     try {
         if(!Martins.isSupported()) {
             throw new Error(
-                'This device is not compatible with AR.\n\n' +
+                'This device is not compatible with this AR experience.\n\n' +
                 'User agent: ' + navigator.userAgent
             );
         }
 {
     if(!Martins.isSupported()) {
         throw new Error(
-            'This device is not compatible with AR.\n\n' +
+            'This device is not compatible with this AR experience.\n\n' +
             'User agent: ' + navigator.userAgent
         );
     }

docs/getting-started/set-up-the-tracker.md

     try {
         if(!Martins.isSupported()) {
             throw new Error(
-                'This device is not compatible with AR.\n\n' +
+                'This device is not compatible with this AR experience.\n\n' +
                 'User agent: ' + navigator.userAgent
             );
         }
     try {
         if(!Martins.isSupported()) {
             throw new Error(
-                'This device is not compatible with AR.\n\n' +
+                'This device is not compatible with this AR experience.\n\n' +
                 'User agent: ' + navigator.userAgent
             );
         }