add help function, moving readme help content to help function

README.md

@@ -39,11 +39,7 @@ installed linux packages as requirements inside `sripts/install.sh`.
 
 General key bindings and functions
 
--   `M->` (`end-of-buffer`)
--   `M-<` (`begin-of-buffer`)
--   `C-x b` (`counsel-switch-buffer`)
 -   `C-x |` (`toggle-window-split`) toggle horizontal/vertical of 2 window split
--   `C-x h` (`mark-whole-buffer`)
 -   `C-x TAB` (`indent-rigidly`) indent lines in the region
 -   `C-r` (`query-replace-regexp`) replace text
 -   `M-<up>` (`move-line-up`)
@@ -51,12 +47,6 @@ General key bindings and functions
 -   `C-x RET f` (`set-buffer-file-coding-system`) e.g. set to =utf-8
 -   (`decode-coding-region`) e.g. decode to `utf-8` (郭富城Aaron Kwok)
 -   (`diff-buffer-with-file`) show a diff between buffer (current state) and file (saved state)
--   `C-h f` (`helpful-callable`)
--   `C-h v` (`helpful-variable`)
--   `mouse-6` scroll right
--   `mouse-7` scroll left
--   `mouse-8` (`previous-buffer`)
--   `mouse-9` (`next-buffer`)
 
 Spelling (flyspell ispell) bindings and functions
 
@@ -69,27 +59,6 @@ Spelling (flyspell ispell) bindings and functions
 
 ## Org
 
-Org key bindings and functions
-
--   `C-c |` (`org-table-create-or-convert-from-region`) convert seperator 1. TAB, 2. comma, 3. space
--   `C-u C-c |` (`org-table-create-or-convert-from-region`) convert using comma (CSV) seperator
--   `C-u C-u C-c |` (`org-table-create-or-convert-from-region`) convert using TAB
--   `C-u <integer> C-c |` (`org-table-create-or-convert-from-region`) convert using N spaces
--   `C-u REGEX C-c |` (`org-table-create-or-convert-from-region`) convert using regex to match seperator
--   `C-c C-x \` (`org-toggle-pretty-entries`) e.g. displays `\pm` as ±
-
-Org table
-
--   `S-<right>` (`org-shiftright`) move cell right
--   `S-<left>` (`org-shiftleft`) move cell left
--   `S-<up>` (`org-shiftup`) move cell up
--   `S-<down>` (`org-shiftdown`) move cell down
--   (`org-table-blank-field`) clear cell
-
-Org src block
-
--   `C-c C-v t` (`org-babel-tangle`) create a file with the content of the block; use in `header:` `:tangle filename`
-
 Org export
 
 -   `<f5>` (`my-org-export-html`)
@@ -103,16 +72,6 @@ Org export
 -   `C-c C-e l a` (`my-org-article-latex-export-to-pdf`) PDF-article file, see also Article export
 -   `C-c C-e l t` (`my-org-article-latex-export-to-letter`) PDF-letter file
 
-**Important**
-
--   For **Gnuplot** source blocks: Do not use `%` inside Gnuplot source
-    block but `\%` or in format command `\%%`
-    -   % starts a comment in LaTeX and therefore stops further
-        interpretations like a closing bracket `}` etc.
-        -   Gnuplot graphics are imported as .tex (text, axis, legend) and
-            .eps (figure) files.
-    -   `\%` `\%%` can also be used for HTML SVG export
-
 
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