use pkg-config --modversion to check for ICU version

... since icu-config is removed at least in Debians icu 59.1 packages.
icu-i18n exists since exactly 4.6 (which we require anyway) so we can
remove that check, too

Change-Id: I28bd1509dcc2c52e22f91fb26421fcd585323b24

Gbp-Pq: Name icu-no-icu-config.diff

diff --git a/configure.ac b/configure.ac
index 1a0a1e4f4ba6720f93da1216fe25a1a56bb9446a..4a1939051e3d6cfc01350b5c3337b7360ff745bc 100644 (file)
Binary files a/configure.ac and b/configure.ac differ