gnu: Rename "octave" to "octave-cli".

* gnu/packages/maths.scm (octave): Rename to...
(octave-cli): ...this.
[name]: Change to "octave-cli".
(qtoctave): Inherit from octave-cli.
(flann)[inputs]: Adjust accordingly.
* gnu/packages/engineering.scm (qucs)[inputs]: Likewise.
(qucs-s)[inputs]: Likewise.
* gnu/packages/machine-learning.scm (shogun)[inputs]: Likewise.

gnu/packages/engineering.scm

@@ -1709,7 +1709,7 @@ parallel computing platforms.  It also supports serial execution.")
          ("gcc-toolchain" ,gcc-toolchain)
          ("iverilog" ,iverilog)
          ("libtool" ,libtool)
-         ("octave" ,octave)
+         ("octave" ,octave-cli)
          ("qt4" ,qt-4)
          ("sed" ,sed)))
       (home-page "http://qucs.sourceforge.net/")
@@ -1839,7 +1839,7 @@ simulations are also supported.")
        ("libtool" ,libtool)
        ("mpi" ,openmpi)
        ("ngspice" ,ngspice)
-       ("octave" ,octave)
+       ("octave" ,octave-cli)
        ("qt4" ,qt-4)
        ("qucs" ,qucs)
        ("sed" ,sed)

gnu/packages/machine-learning.scm

@@ -495,7 +495,7 @@ sample proximities between pairs of cases.")
      `(("python" ,python)
        ("numpy" ,python-numpy)
        ("r-minimal" ,r-minimal)
-       ("octave" ,octave)
+       ("octave" ,octave-cli)
        ("swig" ,swig)
        ("eigen" ,eigen)
        ("hdf5" ,hdf5)

gnu/packages/maths.scm

@@ -1413,9 +1413,9 @@ can solve two kinds of problems:
 
 ;; For a fully featured Octave, users are strongly recommended also to install
 ;; the following packages: less, ghostscript, gnuplot.
-(define-public octave
+(define-public octave-cli
   (package
-    (name "octave")
+    (name "octave-cli")
     (version "4.4.1")
     (source
      (origin
@@ -1498,20 +1498,20 @@ script files.")
     (license license:gpl3+)))
 
 (define-public qtoctave
-  (package (inherit octave)
+  (package (inherit octave-cli)
     (name "qtoctave")
     (source (origin
-              (inherit (package-source octave))))
+              (inherit (package-source octave-cli))))
     (inputs
      `(("qscintilla" ,qscintilla)
        ("qt" ,qtbase)
-       ,@(package-inputs octave)))
+       ,@(package-inputs octave-cli)))
     (native-inputs
      `(("qttools" , qttools) ;for lrelease
        ("texlive" ,texlive) ;for texi2dvi
-       ,@(package-native-inputs octave)))
+       ,@(package-native-inputs octave-cli)))
     (arguments
-     (substitute-keyword-arguments (package-arguments octave)
+     (substitute-keyword-arguments (package-arguments octave-cli)
        ((#:phases phases)
         `(modify-phases ,phases
            (add-before 'configure 'patch-qscintilla-library-name
@@ -3580,7 +3580,7 @@ in finite element programs.")
      `(("unzip" ,unzip)))
     (inputs
      `(("hdf5" ,hdf5)
-       ("octave" ,octave)
+       ("octave" ,octave-cli)
        ("python" ,python-2) ; print syntax
        ;; ("python2-numpy" ,python2-numpy) ; only required for the tests
        ("zlib" ,zlib)))