Update help for nationality-related happiness effects, and unit
treed738996e697ea5eb1f32c82a2f1c0fededaaee7b
-rw-r--r-- 79971 ABOUT-NLS
-rw-r--r-- 67 AUTHORS
-rw-r--r-- 18007 COPYING
-rw-r--r-- 6698192 ChangeLog
-rw-r--r-- 26172 INSTALL
-rw-r--r-- 2894 Makefile.am
-rw-r--r-- 75479 NEWS
-rw-r--r-- 74 README
drwxr-xr-x - ai
-rwxr-xr-x 8563 autogen.sh
drwxr-xr-x - bootstrap
drwxr-xr-x - client
drwxr-xr-x - common
-rw-r--r-- 54058 configure.ac
drwxr-xr-x - data
drwxr-xr-x - debian
drwxr-xr-x - dependencies
-rw-r--r-- 696 diff_ignore
drwxr-xr-x - doc
-rwxr-xr-x 1661 fc_version
drwxr-xr-x - m4
drwxr-xr-x - scripts
drwxr-xr-x - server
drwxr-xr-x - tests
drwxr-xr-x - tools
drwxr-xr-x - translations
drwxr-xr-x - utility
drwxr-xr-x - vms
drwxr-xr-x - win32