linkrev: take a revision number rather than a hash

patchbomb: add option to send intro email for a single patch (issue1120)

patchbomb: fix patch name generation in patch series

patchbomb: add tests for diffstat, inline, and attach options

patchbomb: make test markers more syntax highlighter friendly

graphlog: add assertion for allowed n_column_diff range

graphlog: drop redundant comment (see docstring)

patchbomb: extract a bunch of nested functions - clarifies dependencies on variables - extracts potentially useful utility functions - no need for separate confirm() function - error message style conformance - PEP 8 conformance

patchbomb: make `hg email` reusable for other patch sources Adds two internal options, patches and patchnames, which allow other extensions to email a given set of patches. The pbranch extension needs this to send its patches which are diffs between topic branches.

patchbomb: make options to email command reusable Makes the option set that controls the actual emailing of the patches available as patchbomb.emailopts.

Backed out changeset c5dbe86b0fee (issue1375)

inotify: fix replacing a folder with a file (issue1375)

fix test-export portability (issue1383) wc outputs with leading spaces on *BSD

merge with mpm

tests: fix test failures from default/template changes