take review from Nallath into account

resources/materials/naxe_ABS.xml.fdm_material

@@ -1,30 +0,0 @@
-<?xml version='1.0' encoding='utf-8'?>
-<fdmmaterial xmlns="http://www.ultimaker.com/material" xmlns:cura="http://www.ultimaker.com/cura" version="1.3">
-  <metadata>
-    <name>
-      <brand>Naxe</brand>
-      <material>ABS</material>
-      <color>Generic</color>
-      <label>ABS</label>
-    </name>
-    <version>8</version>
-    <GUID>546aaadf-8408-44e8-b151-e0fcc07239f2</GUID>
-    <color_code>#ffc924</color_code>
-    <description>Bonne tenu mécanique.</description>
-    <adhesion_info>Un peu de laque</adhesion_info>
-  </metadata>
-  <properties>
-    <density>1.24</density>
-    <diameter>1.75</diameter>
-  </properties>
-  <settings>
-    <setting key="print temperature">245</setting>
-    <setting key="heated bed temperature">113</setting>
-    <setting key="standby temperature">175.0</setting>
-    <setting key="adhesion tendency">0</setting>
-    <setting key="surface energy">100</setting>
-    <setting key="retraction amount">0.5</setting>
-    <setting key="retraction speed">45.0</setting>
-    <setting key="print cooling">7.0</setting>
-  </settings>
-</fdmmaterial>

resources/materials/naxe_PC.xml.fdm_material

@@ -1,31 +0,0 @@
-<?xml version='1.0' encoding='utf-8'?>
-<fdmmaterial xmlns="http://www.ultimaker.com/material" xmlns:cura="http://www.ultimaker.com/cura" version="1.3">
-  <metadata>
-    <name>
-      <brand>Naxe</brand>
-      <material>PC</material>
-      <color>Generic</color>
-      <label>PC</label>
-    </name>
-    <version>8</version>
-    <GUID>546aaadf-8408-44e8-b151-e0fcc07239f2</GUID>
-    <color_code>#ffc924</color_code>
-    <description>Rigide et solide. Matériaux reservé à une utilisation experimentée</description>
-    <adhesion_info>Un peu de laque sur le plateau à froid.</adhesion_info>
-  </metadata>
-  <properties>
-    <density>1.24</density>
-    <diameter>1.75</diameter>
-  </properties>
-  <settings>
-    <setting key="print temperature">275.0</setting>
-    <setting key="heated bed temperature">132.0</setting>
-    <setting key="standby temperature">175.0</setting>
-    <setting key="adhesion tendency">0</setting>
-    <setting key="surface energy">100</setting>
-    <setting key="build volume temperature">28</setting>
-    <setting key="retraction amount">0.5</setting>
-    <setting key="retraction speed">45.0</setting>
-    <setting key="print cooling">7.0</setting>
-  </settings>
-</fdmmaterial>

resources/materials/naxe_PETG.xml.fdm_material

@@ -1,30 +0,0 @@
-<?xml version='1.0' encoding='utf-8'?>
-<fdmmaterial xmlns="http://www.ultimaker.com/material" xmlns:cura="http://www.ultimaker.com/cura" version="1.3">
-  <metadata>
-    <name>
-      <brand>Naxe</brand>
-      <material>PETG</material>
-      <color>Generic</color>
-      <label>PETG</label>
-    </name>
-    <version>8</version>
-    <GUID>f8e66d95-f367-4127-b9c5-a82941ecbe4c</GUID>
-    <color_code>#ffc924</color_code>
-    <description>Bon compromis entre ABS et PLA</description>
-    <adhesion_info>.</adhesion_info>
-  </metadata>
-  <properties>
-    <density>1.24</density>
-    <diameter>1.75</diameter>
-  </properties>
-  <settings>
-    <setting key="print temperature">245.0</setting>
-    <setting key="heated bed temperature">85.0</setting>
-    <setting key="standby temperature">175.0</setting>
-    <setting key="adhesion tendency">0</setting>
-    <setting key="surface energy">100</setting>
-    <setting key="retraction amount">0.5</setting>
-    <setting key="retraction speed">45.0</setting>
-    <setting key="print cooling">50.0</setting>
-  </settings>
-</fdmmaterial>

resources/materials/naxe_PLA.xml.fdm_material

@@ -1,30 +0,0 @@
-<?xml version='1.0' encoding='utf-8'?>
-<fdmmaterial xmlns="http://www.ultimaker.com/material" xmlns:cura="http://www.ultimaker.com/cura" version="1.3">
-  <metadata>
-    <name>
-      <brand>Naxe</brand>
-      <material>PLA</material>
-      <color>Generic</color>
-      <label>PLA</label>
-    </name>
-    <version>8</version>
-    <GUID>cb94e42c-426a-49c1-90a0-6450e4eb91f8</GUID>
-    <color_code>#ffc924</color_code>
-    <description>Pour débutant. Biomatériau à base de maîs, il s'imprime facilement. Très peu sujet au décollement(warping) et s'imprime à des températures basses. Bonne résistance générale pour un materiau aussi peu chèr et non toxique.</description>
-    <adhesion_info />
-  </metadata>
-  <properties>
-    <density>1.24</density>
-    <diameter>1.75</diameter>
-  </properties>
-  <settings>
-    <setting key="print temperature">210.0</setting>
-    <setting key="heated bed temperature">70.0</setting>
-    <setting key="standby temperature">160.0</setting>
-    <setting key="adhesion tendency">0</setting>
-    <setting key="surface energy">100</setting>
-    <setting key="retraction amount">0.5</setting>
-    <setting key="retraction speed">45.0</setting>
-    <setting key="print cooling">100</setting>
-  </settings>
-</fdmmaterial>

resources/materials/naxe_TPU.xml.fdm_material

@@ -1,30 +0,0 @@
-<?xml version='1.0' encoding='utf-8'?>
-<fdmmaterial xmlns="http://www.ultimaker.com/material" xmlns:cura="http://www.ultimaker.com/cura" version="1.3">
-  <metadata>
-    <name>
-      <brand>Naxe</brand>
-      <material>TPU</material>
-      <color>Generic</color>
-      <label>TPU</label>
-    </name>
-    <version>8</version>
-    <GUID>36a1e77a-051d-4faf-b4ae-332618b50a0f</GUID>
-    <color_code>#ffc924</color_code>
-    <description>Filament flex.</description>
-    <adhesion_info>Pas de laque, impression sur plateau chauffant facultatif</adhesion_info>
-  </metadata>
-  <properties>
-    <density>1.24</density>
-    <diameter>1.75</diameter>
-  </properties>
-  <settings>
-    <setting key="print temperature">215.0</setting>
-    <setting key="heated bed temperature">60.0</setting>
-    <setting key="standby temperature">175</setting>
-    <setting key="adhesion tendency">0</setting>
-    <setting key="surface energy">100</setting>
-    <setting key="retraction amount">0.5</setting>
-    <setting key="retraction speed">20.0</setting>
-    <setting key="print cooling">20.0</setting>
-  </settings>
-</fdmmaterial>