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 d395b749ffdd72f485618bfa27ae4fb4e8e4e7a3..6cc3b37302df38b0af4d73f3446f1ff6033ea984 100644 (file)
Binary files a/configure.ac and b/configure.ac differ