added harder constraint on deps

.SRCINFO

@@ -1,13 +1,14 @@
 pkgbase = ignition-math
 	pkgdesc = Math classes and functions for robot applications
 	pkgver = 6.2.0
-	pkgrel = 1
+	pkgrel = 2
 	url = http://ignitionrobotics.org/
 	arch = i686
 	arch = x86_64
 	groups = development
 	license = Apache
 	makedepends = ignition-cmake>=2
+	makedepends = ignition-cmake<3
 	depends = gcc-libs
 	source = https://bitbucket.org/ignitionrobotics/ign-math/get/ignition-math6_6.2.0.tar.bz2
 	sha256sums = 1ce01031cbcde60b241193fef7a1cfc16d05a5702275d67d60f0b47f3af061be

PKGBUILD

@@ -2,14 +2,14 @@
 # Contributor: Mykola Dolhyi <0xb000@gmail.com>
 pkgname=ignition-math
 pkgver=6.2.0
-pkgrel=1
+pkgrel=2
 pkgdesc="Math classes and functions for robot applications"
 arch=('i686' 'x86_64')
 url="http://ignitionrobotics.org/"
 license=('Apache')
 groups=('development')
 depends=('gcc-libs')
-makedepends=('ignition-cmake>=2')
+makedepends=('ignition-cmake>=2' 'ignition-cmake<3')
 optdepends=()
 conflicts=()
 source=("https://bitbucket.org/ignitionrobotics/ign-math/get/${pkgname}6_${pkgver}.tar.bz2")
@@ -30,7 +30,7 @@ build() {
            -DBUILD_TESTING:BOOL=False
 
   # Compile
-  make
+  make -j4
 }
 
 #check() {