File list (Check if you may need any files):
servlet3Spec
............\.classpath
............\.git
............\....\FETCH_HEAD
............\....\HEAD
............\....\branches
............\....\config
............\....\hooks
............\....\index
............\....\logs
............\....\....\HEAD
............\....\....\refs
............\....\....\....\heads
............\....\....\....\.....\master
............\....\....\....\remotes
............\....\....\....\.......\origin
............\....\....\....\.......\......\master
............\....\objects
............\....\.......\23
............\....\.......\..\b76bd3be95cc2cb7d77a10679b774c7e5be2fb
............\....\.......\2d
............\....\.......\..\5b5a27ae1fa822ef3e8b45f59ec9df26d22db1
............\....\.......\30
............\....\.......\..\b9fe273dc175864628cad4a1f53b7fc0fa214d
............\....\.......\35
............\....\.......\..\f0e928bae3e31679fa7d8f31d05e15b4d24d55
............\....\.......\49
............\....\.......\..\5646bb60b670f33ba11fbcc6c4fbcde5eb9306
............\....\.......\4b
............\....\.......\..\a5174ad6bb22ed19118dd33773a71ea0a10a9e
............\....\.......\59
............\....\.......\..\52a82a46ebbf8a7176b21af5fce415f8ac6cac
............\....\.......\66
............\....\.......\..\ced5007fee25c2c968110dca890cfdcb878db4
............\....\.......\74
............\....\.......\..\e0ee434d65d7a694fb2f1fc496a4964a3fc473
............\....\.......\84
............\....\.......\..\5238dc626d397778e0c0a8894717e8ef575b36
............\....\.......\8d
............\....\.......\..\5e89989d48f34157adfc2173b360f4d562327d
............\....\.......\92
............\....\.......\..\08f0ab4488f4e94c613daa5c3d1043d8ae436c
............\....\.......\a1
............\....\.......\..\b9cd54fc14c460a9f4bf28cbae1b5fbadc08fc
............\....\.......\af
............\....\.......\..\190e992653f7c57e67319c2cd74752bb318fc1
............\....\.......\b6
............\....\.......\..\a70f08c9c6ddb3eb69b0a49487aea2db72aa4c
............\....\.......\c3
............\....\.......\..\169804dc2ef39b06ffdfeecb87bb78c241db32
............\....\.......\c6
............\....\.......\..\735c3b04363cecee9dd38e618d5643f0c6fcb9
............\....\.......\c9
............\....\.......\..\0c01e97dda43f36cd07640db9ec4771b1a444e
............\....\.......\d6
............\....\.......\..\74e75fd8c89e3f0660e09b78aaf57bd7029ef0
............\....\.......\e7
............\....\.......\..\ac43b6f4c99098878dfa3778d30e1adf7c48cf
............\....\.......\ea
............\....\.......\..\dc1bfd1c6cea06da471f75ea4b77f6fe44c974
............\....\.......\fc
............\....\.......\..\1b3c58c7914ef7fa62d34ec5395c6a11ff39ee
............\....\.......\ff
............\....\.......\..\c25fb8e6a7f157e6a63c13e145d42dcae8e65e
............\....\.......\info
............\....\.......\pack
............\....\.......\....\pack-f092e4f21fb109c58806bdd88ac09b466ad7fb0b.idx
............\....\.......\....\pack-f092e4f21fb109c58806bdd88ac09b466ad7fb0b.pack
............\....\refs
............\....\....\heads
............\....\....\.....\master
............\....\....\remotes
............\....\....\.......\origin
............\....\....\.......\......\master
............\....\....\tags
............\.gitignore
............\.project
............\.settings
............\.........\.jsdtscope
............\.........\org.eclipse.jdt.core.prefs
............\.........\org.eclipse.m2e.core.prefs
............\.........\org.eclipse.wst.jsdt.ui.superType.container
............\.........\org.eclipse.wst.jsdt.ui.superType.name
............\.........\org.eclipse.wst.validation.prefs
............\doc
............\...\ServletFilter+Listener.doc
............\...\jsp&&Servlet.doc
............\...\servlet-3_0-mrel-spec.pdf
............\...\servlet3.0 spec.docx
............\...\web .doc
............\...\web-app_3_1.xsd
............\pom.xml
............\src
............\...\main
............\...\....\java
............\...\....\....\com
............\...\....\....\...\train
............\...\....\....\...\.....\HttpClient
............\...\....\....\...\.....\..........\BaseHttpClient.j