some small fixes in .inx files

extensions/fablabchemnitz_blobs.inx

@@ -6,7 +6,7 @@
         <page name="top" _gui-text="All">
             <_param name="h" type="description">Fills a box with blobs.</_param>
             <param max="256" name="nb" type="int" _gui-text="How many blobs?">10</param>
-            <param name="pgsizep" type="boolean" _gui-text="Default rectangle to page size?">True</param>
+            <param name="pgsizep" type="boolean" _gui-text="Default rectangle to page size?">true</param>
             <param max="10000" name="rx" type="int" _gui-text="Work area x">1000</param>
             <param max="10000" name="ry" type="int" _gui-text="Work area y">1000</param>
         </page>

extensions/fablabchemnitz_chipScratches.inx

@@ -7,35 +7,35 @@
     <param type="notebook" name="Nmain">
         <page name="Overall" _gui-text="Overall">
             <!-- Dummy line for index. Nmain  Current index tab "page"  -->
-            <param name="pgsizep" type="boolean" _gui-text="Default rectangle to page size?">True</param>
+            <param name="pgsizep" type="boolean" _gui-text="Default rectangle to page size?">true</param>
             <param name="rx" type="int" max="10000" _gui-text="Width">1000</param>
             <param name="ry" type="int" max="10000" _gui-text="Height">1000</param>
             <param name="mainSize" type="float" max="100.0" _gui-text="Size of objects">1.0</param>
             <param name="mainNum" type="int" max="5000" _gui-text="Number of objects">200</param>
         </page>
         <page name="Scratches" _gui-text="Scratches">
-            <param name="honp" type="boolean" _gui-text="Enable scratches">True</param>
+            <param name="honp" type="boolean" _gui-text="Enable scratches">true</param>
             <param name="hsize" type="float" max="100.0" min="-100.0" _gui-text="Size of scratches">2.0</param>
             <param name="hgrow" type="float" max="100.0" min="-100.0" _gui-text="Grow scratches with distance">0.0</param>
             <param name="hnum" type="float" max="100.0" _gui-text="Number of scratches">0.2</param>
-            <param name="hrad" type="boolean" _gui-text="Angle scratches toward center">False</param>
+            <param name="hrad" type="boolean" _gui-text="Angle scratches toward center">false</param>
             <param name="hang" type="float" max="180.0" min="-180.0" _gui-text="Angle from radius">90.</param>
             <param name="hcurve" type="float" max="100.0" min="-100.0" _gui-text="Change angle with distance">0.0</param>
-            <param name="hgrad" type="boolean" _gui-text="Use density gradient">False</param>
+            <param name="hgrad" type="boolean" _gui-text="Use density gradient">false</param>
         </page>
         <page name="Chips" _gui-text="Chips">
-            <param name="conp" type="boolean" _gui-text="Enable chips">True</param>
+            <param name="conp" type="boolean" _gui-text="Enable chips">true</param>
             <param name="csize" type="float" max="100.0" min="-100.0" _gui-text="Size of chips">1.0</param>
             <param name="cgrow" type="float" max="100.0" min="-100.0" _gui-text="Grow chips with distance">0.0</param>
             <param name="cnum" type="float" max="100.0" _gui-text="Number of chips">1.0</param>
-            <param name="cgrad" type="boolean" _gui-text="Use density gradient">False</param>
+            <param name="cgrad" type="boolean" _gui-text="Use density gradient">false</param>
         </page>
         <page name="Specks" _gui-text="Specks">
-            <param name="sonp" type="boolean" _gui-text="Enable specks">True</param>
+            <param name="sonp" type="boolean" _gui-text="Enable specks">true</param>
             <param name="ssize" type="float" max="100.0" min="-100.0" _gui-text="Size of specks">1.0</param>
             <param name="sgrow" type="float" max="100.0" min="-100.0" _gui-text="Grow specks with distance">0.0</param>
             <param name="snum" type="float" max="100.0" _gui-text="Number of specks">10.0</param>
-            <param name="sgrad" type="boolean" _gui-text="Use density gradient">False</param>
+            <param name="sgrad" type="boolean" _gui-text="Use density gradient">false</param>
         </page>
     </param>
     <effect>

extensions/fablabchemnitz_eggbot_maze.inx

@@ -2,7 +2,7 @@
 <inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
    <_name>Eggmazing</_name>
    <id>fablabchemnitz.de.eggmazing</id>
-   <param name="mazeSize" type="optiongroup" appearance="" _gui-text="Maze dimensions (w x h):">
+   <param name="mazeSize" type="optiongroup" _gui-text="Maze dimensions (w x h):">
       <option value="SMALL">Small (32 x 6)</option>
       <option value="MEDIUM">Medium (64 x 12)</option>
       <option value="LARGE">Large (96 x 18)</option>