[gui] Form Checker: Fix typos; Add not() for invariant property (usefull to...

[gui] Form Checker: Fix typos; Add not() for invariant property (usefull to know this); Try to fix fields widths

gui/cadbiom_gui/gt_gui/chart_glade/occurence_form.glade

@@ -31,7 +31,7 @@
                             <child>
                               <widget class="GtkLabel" id="label2">
                                 <property name="visible">True</property>
-                                <property name="label" translatable="yes">  It is possible to find initialization, such that property : </property>
+                                <property name="label" translatable="yes">  It is possible to find initialization, such that the property: </property>
                               </widget>
                               <packing>
                                 <property name="expand">False</property>
@@ -84,7 +84,7 @@
                                 <child>
                                   <widget class="GtkLabel" id="label3">
                                     <property name="visible">True</property>
-                                    <property name="label" translatable="yes">  in less than  </property>
+                                    <property name="label" translatable="yes"> in less than </property>
                                   </widget>
                                   <packing>
                                     <property name="expand">False</property>
@@ -103,7 +103,7 @@
                                 <child>
                                   <widget class="GtkLabel" id="label4">
                                     <property name="visible">True</property>
-                                    <property name="label" translatable="yes">   steps</property>
+                                    <property name="label" translatable="yes"> steps.</property>
                                   </widget>
                                   <packing>
                                     <property name="expand">False</property>
@@ -139,19 +139,20 @@
                                     <child>
                                       <widget class="GtkLabel" id="label7">
                                         <property name="visible">True</property>
-                                        <property name="label" translatable="yes">Starting with the property (start prop)</property>
+                                        <property name="label" translatable="yes"> Starting with the property (start prop): </property>
                                       </widget>
                                     </child>
                                     <child>
                                       <widget class="GtkLabel" id="label10">
                                         <property name="visible">True</property>
-                                        <property name="label" translatable="yes">Without checking the property (invariant prop)</property>
+                                        <property name="label" translatable="yes"> Without checking the property (invariant prop):  not(</property>
                                       </widget>
-                                      <packing>
-                                        <property name="position">1</property>
-                                      </packing>
                                     </child>
                                   </widget>
+                                  <packing>
+                                    <property name="expand">False</property>
+                                    <property name="position">1</property>
+                                  </packing>
                                 </child>
                                 <child>
                                   <widget class="GtkVBox" id="vbox4">
@@ -176,6 +177,27 @@
                                     <property name="position">1</property>
                                   </packing>
                                 </child>
+                                <child>
+                                  <widget class="GtkVBox" id="vbox5">
+                                    <property name="visible">True</property>
+                                    <child>
+                                      <widget class="GtkLabel" id="label_7">
+                                        <property name="visible">True</property>
+                                        <property name="label" translatable="no"></property>
+                                      </widget>
+                                    </child>
+                                    <child>
+                                      <widget class="GtkLabel" id="label_10">
+                                        <property name="visible">True</property>
+                                        <property name="label" translatable="no">) </property>
+                                      </widget>
+                                    </child>
+                                  </widget>
+                                  <packing>
+                                    <property name="expand">False</property>
+                                    <property name="position">2</property>
+                                  </packing>
+                                </child>
                               </widget>
                             </child>
                             <child>
@@ -200,8 +222,11 @@
                             <child>
                               <widget class="GtkLabel" id="label5">
                                 <property name="visible">True</property>
-                                <property name="label" translatable="yes">Maximum solution number    </property>
+                                <property name="label" translatable="yes"> Maximum solution number: </property>
                               </widget>
+                              <packing>
+                                <property name="expand">False</property>
+                              </packing>
                             </child>
                             <child>
                               <widget class="GtkEntry" id="entry_nbsol">
@@ -209,6 +234,7 @@
                                 <property name="can_focus">True</property>
                               </widget>
                               <packing>
+                                <property name="expand">False</property>
                                 <property name="position">1</property>
                               </packing>
                             </child>