[PATCH 0/4] gitweb: Improving tree view (plus some cleanups)

This series of patches is road to patch introducing '..' (up directory) link in "tree" view in gitweb; patches 1-3 corrects errors or inconistencies noticed in code generating "tree" view.

Shortlog:
 [PATCH 1/4] gitweb: Whitespace cleanup - tabs are for indent, spaces are for align (2)
 [PATCH 2/4] gitweb: Do not esc_html $basedir argument to git_print_tree_entry
 [PATCH 3/4] gitweb: Improve git_print_page_path
 [PATCH 4/4] gitweb: Add '..' (up directory) to tree view if applicable.

Diffstat:
---
 gitweb/gitweb.perl |  109 ++++++++++++++++++++++++++++++++--------------------
 1 files changed, 68 insertions(+), 41 deletions(-)