FlogHelper build 26
Merge remote branch 'origin/master'
Fix build for changes to FoundURICallback.
Add Eclipse files.
Version 27:

FlogHelper v27:
- Fix being not being able to delete flogs when using a language other than English.
- Allow overriding build properties
- Build fixes:
-- Fix build for Freenet changes to FoundURICallback.
-- Add .project and .classpath for Eclipse.
-- Update freenet-ext location
-- Don't fail during clean if build/ doesn't exist
- L10n:
-- Improve l10n and hardcoded title (wording etc).
-- Remove duplicate l10n.
- Themes:
-- Specify theme even in simple mode.
-- Display link to view CSS of selected theme beneath selection box (in advanced mode only).
-- Space the theme content into one visual block.