Implement Bazel build for http-apache, lfs, lfs-server

Implement Bazel build for http-apache, lfs, lfs-server

Test plan:

  $ bazel build all

  $ unzip -t bazel-genfiles/all.zip
    Archive:  bazel-genfiles/all.zip
      testing: libhttp-apache.jar       OK
      testing: libjgit-archive.jar      OK
      testing: libjgit-lfs-server.jar   OK
      testing: libjgit-lfs.jar          OK
      testing: libjgit-servlet.jar      OK
      testing: libjgit.jar              OK
      testing: libjunit.jar             OK
    No errors detected in compressed data of bazel-genfiles/all.zip.

Change-Id: I9e6c60898ccc6d2a4557ec7544c297442a9702b4
Signed-off-by: David Pursehouse <david.pursehouse@gmail.com>