File list (Check if you may need any files):
DE2_115_NIOS_HOST_MOUSE_VGA
...........................\.metadata
...........................\.........\.lock
...........................\.........\.log
...........................\.........\.plugins
...........................\.........\........\com.altera.nj.ui
...........................\.........\........\................\dialog_settings.xml
...........................\.........\........\org.eclipse.cdt.core
...........................\.........\........\....................\.log
...........................\.........\........\....................\hello_world.1356578093302.pdom
...........................\.........\........\....................\hello_world_syslib.1356578091954.pdom
...........................\.........\........\org.eclipse.cdt.make.core
...........................\.........\........\.........................\.log
...........................\.........\........\.........................\hello_world.sc
...........................\.........\........\.........................\hello_world_syslib.sc
...........................\.........\........\.........................\specs.c
...........................\.........\........\.........................\specs.cpp
...........................\.........\........\org.eclipse.cdt.make.ui
...........................\.........\........\.......................\dialog_settings.xml
...........................\.........\........\org.eclipse.cdt.ui
...........................\.........\........\..................\dialog_settings.xml
...........................\.........\........\org.eclipse.core.resources
...........................\.........\........\..........................\.history
...........................\.........\........\..........................\........\0
...........................\.........\........\..........................\........\.\f0e549ab3250001211e3b6e923cd1598
...........................\.........\........\..........................\........\1b
...........................\.........\........\..........................\........\..\800f93a8d34f00121e02d4686aa970b6
...........................\.........\........\..........................\........\1e
...........................\.........\........\..........................\........\..\d0e58f94b45000121131f1886f3288af
...........................\.........\........\..........................\........\21
...........................\.........\........\..........................\........\..\20426021925000121816c9380fefc702
...........................\.........\........\..........................\........\35
...........................\.........\........\..........................\........\..\a0741c95d34f00121e02d4686aa970b6
...........................\.........\........\..........................\........\3a
...........................\.........\........\..........................\........\..\20337d7ddd4f00121e02d4686aa970b6
...........................\.........\........\..........................\........\4
...........................\.........\........\..........................\........\4b
...........................\.........\........\..........................\........\..\f00d25ab3450001211e3b6e923cd1598
...........................\.........\........\..........................\........\..\f086e292935000121816c9380fefc702
...........................\.........\........\..........................\........\.\30496ca4d34f00121e02d4686aa970b6
...........................\.........\........\..........................\........\53
...........................\.........\........\..........................\........\..\003a1c26865000121da5859e809cd294
...........................\.........\........\..........................\........\..\30cf68ef2d50001211e3b6e923cd1598
...........................\.........\........\..........................\........\5b
...........................\.........\........\..........................\........\..\c0cc09e6945000121816c9380fefc702
...........................\.........\........\..........................\........\60
...........................\.........\........\............