Drop old Eclipse and IDEA project files

apps/BOB/.classpath

apps/BOB/.project

apps/BOB/BOB.iml

apps/addressbook/.classpath

apps/addressbook/.project

apps/addressbook/addressbook.iml

apps/desktopgui/.classpath

apps/desktopgui/.project

apps/desktopgui/desktopgui.iml

apps/i2psnark/.classpath

apps/i2psnark/.project

apps/i2psnark/i2psnark.iml

apps/i2ptunnel/i2ptunnel.iml

apps/jetty/.classpath

apps/jetty/.project

apps/jetty/jetty.iml

apps/jrobin/.classpath

apps/jrobin/.project

apps/ministreaming/ministreaming.iml

apps/routerconsole/.classpath