hartmannathan in subversion

Fix minor typos

* INSTALL: refere -> refer (2 instances)

[On the staging-ng branch]

* Bring up to date with staging

    • ?
[On the staging-ng branch]

* BRANCH-README: New file.

Create branch of Subversion site for modernization project.

Remove unused old branch: site-ng.

This branch was created in 2015 and never used. Also it was branched

from the wrong level so it contained other branches. To be replaced by

a new "staging-ng" branch under subversion/site/.

Fix a comment. No functional changes.

* subversion/tests/libsvn_wc/wc-queries-test.c

(test_query_expectations): Minor fix in a comment: too -> to.

* COMMITTERS: Add myself as a full committer.