在eclipse下开发RCP 导出最少引用到的包

<plugin id="com.ibm.icu"/>
<plugin id="demo"/>
<plugin id="org.eclipse.core.commands"/>
<plugin id="org.eclipse.core.contenttype"/>
<plugin id="org.eclipse.core.databinding"/>
<plugin id="org.eclipse.core.expressions"/>
<plugin id="org.eclipse.core.jobs"/>
<plugin id="org.eclipse.core.runtime"/>
<plugin id="org.eclipse.core.runtime.compatibility"/>
<plugin id="org.eclipse.equinox.app"/>
<plugin id="org.eclipse.equinox.common"/>
<plugin id="org.eclipse.equinox.preferences"/>
<plugin id="org.eclipse.equinox.registry"/>
<plugin id="org.eclipse.help"/>
<plugin id="org.eclipse.jface"/>
<plugin id="org.eclipse.jface.databinding"/>
<plugin id="org.eclipse.osgi"/>
<plugin id="org.eclipse.swt"/>
<plugin id="org.eclipse.swt.win32.win32.x86" fragment="true"/>
<plugin id="org.eclipse.ui"/>
<plugin id="org.eclipse.ui.workbench"/>