new: migrate more packages

src/libcap/.gitignore

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+.cache/
+dist/
+root/

src/libcap/changes.md

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+# 2.70
+First version

src/libcap/pkg.sh

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+# general info
+NAME="libcap"
+DESC="Userspace interface to the POSIX 1003.1e capabilities available in Linux kernels"
+VERSION="2.70"
+
+# required files
+FILES=("https://www.kernel.org/pub/linux/libs/security/linux-privs/libcap2/libcap-${VERSION}.tar.xz")
+HASHES=("4e0bf0efeccb654c409afe9727b2b53c1d4da8190d7a0a9848fc52550ff3e13502add3eacde04a68a5b7bec09e91df487f64c5746ba987f873236a9e53b3d4e8")
+
+# install and build depends
+DEPENDS=("gcc-libs" "glibc" "linux-pam")
+BUILD=()
+
+build(){
+  tar xf "${NAME}-${VERSION}.tar.xz"
+  cd "${NAME}-${VERSION}"
+
+  sed -i '/install -m.*STA/d' libcap/Makefile
+  make prefix=/usr lib=lib
+  make DESTDIR="${ROOTDIR}" prefix=/usr lib=lib install
+
+  cd .. && rm -r "${NAME}-${VERSION}"
+}