Add dependency of gst-plugins-math to .spec.in file and configure.ac

gstlal-calibration/configure.ac

@@ -231,6 +231,7 @@ AX_PYTHON_PYLAL()
 
 AC_SUBST([MIN_GSTLAL_VERSION], [0.99.6])
 AC_SUBST([MIN_GSTLALUGLY_VERSION], [0.99.2])
+AC_SUBST([MIN_GSTPLUGINSMATH_VERSION], [1.0.1])
 PKG_CHECK_MODULES([GSTLAL], [gstlal >= ${MIN_GSTLAL_VERSION}])
 AC_SUBST([GSTLAL_VERSION], [`$PKG_CONFIG --modversion gstlal`])
 AX_GSTLAL_SPLIT_VERSION([GSTLAL_VERSION])

gstlal-calibration/gstlal-calibration.spec.in

@@ -21,6 +21,7 @@ Requires: numpy
 Requires: scipy
 Requires: lal >= @MIN_LAL_VERSION@
 Requires: lalmetaio >= @MIN_LALMETAIO_VERSION@
+Requires: gst-plugins-math >= @MIN_GSTPLUGINSMATH_VERSION@
 
 BuildRequires: gstlal-devel >= @MIN_GSTLAL_VERSION@
 BuildRequires: python-devel >= @MIN_PYTHON_VERSION@