Fix several issues for Linux around casting SDKManager to concrete class:
mostly with reading devices.xml which Unix does not support. Migrated
ISDKManager#getMinimumSupportedSBSv2Version() to API. Can now import and create Symbian projects.
<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.0"?>
<plugin>
<extension
id="internal_testing"
name="Internal testing components"
point="com.nokia.sdt.component.symbian.componentLibrary">
<library path="components" sdkPattern="com\.nokia\.series60" />
</extension>
<extension
point="com.nokia.sdt.uidesigner.editorExtender">
<extender
class="com.nokia.sdt.test.componentLibrary.editorPages.TestEditorPageProvider"
editorIdFilter="com.nokia.sdt.uidesigner.viewEditor">
</extender>
</extension>
</plugin>