web: added a 'documentation' section
web: fixed prefixes in the 'installing shell utilities' section
web: fixed the command to run to clone the git repository
web: improved the name of some links
web: doc.html minor edits
web: re-add the public clone url instead of the github member version
sift: update doxygen comment for y and s keypoint members
mexutils.h: fixed a bug for which uIsSring('') returned FALSE.
webdoc.py: fixed a bug which was causing characters to be skipped
web.xml: removes spurious space in an attribute
vl_binsearch.c: fixed a bug which was causing data corresponding to the separation of the last two bins to be assigned incorrectly
web: Yet another clone url typo
sift: new demo to compare to UBC (Lowe's) SIFT
web: makes the relation of figure DPI and screen resolution more rational
web: improves the quality of certain demo figures
doc: fixed typos
web: fixed broken link
web: fix a few more typos
mser,dsift: Do not use vl_malloc in a mex file, causes win32 incompatibility
web: cosmetic tweaks
vl_compile: impLibDir => impLibPath
vl_demo_sift_vs_ubc.m: plotframe -> vl_plotframe