Update URLs (https)

Author: minad

README.org

@@ -21,7 +21,7 @@ above.
 * Installation
 
 The easiest way to install =gnuplot= is to directly get it from [[https://elpa.nongnu.org/][NonGNU ELPA]] or
-[[http://melpa.org][MELPA]]. After configuring Emacs to use MELPA, you should be able to install
+[[https://melpa.org][MELPA]]. After configuring Emacs to use MELPA, you should be able to install
 =gnuplot= by typing
 
 : M-x install-package RET gnuplot RET

admin/Makefile

@@ -2,7 +2,7 @@ src = gnuplot-source
 
 regen:
 	# Download and extract the Gnuplot source
-	[ -e $(src).tar.xz ] || curl -o $(src).tar.xz http://deb.debian.org/debian/pool/main/g/gnuplot/gnuplot_6.0.2+dfsg1.orig.tar.xz
+	[ -e $(src).tar.xz ] || curl -o $(src).tar.xz httpss://deb.debian.org/debian/pool/main/g/gnuplot/gnuplot_6.0.2+dfsg1.orig.tar.xz
 	rm -rf $(src)/
 	mkdir $(src)
 	tar --strip-components=1 -C $(src) -xf $(src).tar.xz

gnuplot-context.el

@@ -17,7 +17,7 @@
 ;; GNU General Public License for more details.
 
 ;; You should have received a copy of the GNU General Public License
-;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+;; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 ;;; Commentary:
 
@@ -84,7 +84,7 @@
 ;;
 ;; The parsing machine and compiler are partially based on the
 ;; description in Medeiros and Ierusalimschy 2008, "A Parsing Machine
-;; for PEGs" (http://dl.acm.org/citation.cfm?doid=1408681.1408683).
+;; for PEGs" (https://dl.acm.org/citation.cfm?doid=1408681.1408683).
 ;;
 ;; The pattern-matching language
 ;; =============================

gnuplot-gui.el

@@ -17,7 +17,7 @@
 ;; GNU General Public License for more details.
 
 ;; You should have received a copy of the GNU General Public License
-;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+;; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 ;;; Commentary:
 

gnuplot.el

@@ -23,7 +23,7 @@
 ;; GNU General Public License for more details.
 
 ;; You should have received a copy of the GNU General Public License
-;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+;; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 ;;; Commentary: