Add elements_license part 4

git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@2905 bfdf4180-ca20-0410-9c96-a3a8aa849046

elements/15mecanique/hydraulique/baches_hydrauliques/bache_a_l_air_libre.elmt

@@ -7,7 +7,8 @@
         <name lang="pl">Zbiornik otwarty</name>
         <name lang="cs">Otevřená nádrž</name>
     </names>
-    <informations></informations>
+    <informations>Author: The QElectroTech team
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
     <description>
         <line length1="1.5" length2="1.5" antialias="false" end1="none" end2="none" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="10" x1="0" y2="-10" x2="0"/>
         <line length1="1.5" length2="1.5" antialias="false" end1="none" end2="none" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="13.3682" x1="13.9219" y2="0.0791" x2="13.9219"/>

elements/15mecanique/hydraulique/baches_hydrauliques/bache_pressurisee.elmt

@@ -9,7 +9,8 @@ accumulator
         <name lang="ar">مُراكم هيدروليكي</name>
         <name lang="it">Accumulatore idraulico</name>
     </names>
-    <informations></informations>
+    <informations>Author: The QElectroTech team
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
     <description>
         <line length1="1.5" length2="1.5" antialias="false" end1="none" end2="none" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="0" x1="-12" y2="0" x2="12"/>
         <polygon x4="0" antialias="true" style="line-style:normal;line-weight:normal;filling:none;color:black" closed="false" y1="0" x1="0" y2="-5" x2="-5" y3="-5" x3="5" y4="0"/>