[WIP v0.1 1/8] extra-cmake: Update comments

[Hartmut Goebel <h.goebel@crazy-compilers.com>]

---
 gnu/packages/kde-frameworks.scm | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/gnu/packages/kde-frameworks.scm b/gnu/packages/kde-frameworks.scm
index 0b747de..902d0fd 100644
--- a/gnu/packages/kde-frameworks.scm
+++ b/gnu/packages/kde-frameworks.scm
@@ -42,11 +42,15 @@
         (sha256
          (base32
           "1kbc5fkcbz9vkg0jpz10vsfgwajlrsmbl0vrbls5qvrdgbgrwlm3"))))
-    ;; The package looks for Qt5LinguistTools provided by Qt, but apparently
-    ;; compiles without it; it might be needed for building the
-    ;; documentation, which requires the additional Sphinx package.
-    ;; To save space, we do not add these inputs.
     (build-system cmake-build-system)
+    ;; optional dependencies - to save space, we do not add these inputs.
+    ;; Sphinx > 1.2:
+    ;;   Required to build Extra CMake Modules documentation in Qt Help format.
+    ;; Qt5LinguistTools , Qt5 linguist tools. , <http://www.qt.io/>
+    ;;   Required to run tests for the ECMPoQmTools module.
+    ;; Qt5Core
+    ;;   Required to run tests for the ECMQtDeclareLoggingCategory module,
+    ;;   and for some tests of the KDEInstallDirs module.
     (home-page "https://community.kde.org/Frameworks")
     (synopsis "CMake module files for common software used by KDE")
     (description "The Extra CMake Modules package, or ECM, adds to the
-- 
2.7.4