Check all requirements before exiting on error

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Revert "update package gstreamer and plugins"

This reverts commit 3d7cce8ce78d42c493d9de5e5e8c630d7db1c875.
gstreamer and plugins: downgrade to stable series and adjust update macro
package guile: fix for gcc 4.9 -Werror=unused-value
Makefile: style cleanups
Add libdvbpsi package

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
update package gdal
s3-fetch-and-sync: use /bin/sh
Merge branch 'native'
Makefile: fix whitespace

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
update qt5 modules
update package curl
Update package Polarssl

    The patch was handed upstream as a pull request
    ( https://github.com/polarssl/polarssl/pull/104 ) so it
    is likely that it can be removed with the next update.
Add tool to update config.guess

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
updating cfitsio checksum
Merge pull request #414 from hankhank/patch

updating cfitsio checksum
new package qtsystems
Merge pull request #411 from AndreHeinecke/polarssl-update

Update package Polarssl
update package vmime
update package gnutls