* fpspreadsheet: add readme.txt files for demos

git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@3223 8e941d3f-bd1b-0410-a28a-d453659cc2b4

components/fpspreadsheet/examples/excel2demo/readme.txt

@@ -0,0 +1,5 @@
+This demo demonstrates how to use fpspreadsheet to read and write Excel 2.x xls 
+files.
+
+Please run the write demo before the read demo so the required spreadsheet file
+is generated.

components/fpspreadsheet/examples/excel5demo/readme.txt

@@ -0,0 +1,5 @@
+This demo demonstrates how to use fpspreadsheet to read and write Excel 5.x/Excel 95
+xls files.
+
+Please run the write demo before the read demo so the required spreadsheet file
+is generated.

components/fpspreadsheet/examples/excel8demo/readme.txt

@@ -0,0 +1,5 @@
+This demo demonstrates how to use fpspreadsheet to read and write Excel 8.x 
+(Excel 97- 2003) xls files.
+
+Please run the write demo before the read demo so the required spreadsheet file
+is generated.

components/fpspreadsheet/examples/fpschart/readme.txt

@@ -0,0 +1,2 @@
+This demo demonstrates the use of the visual charting component included with
+fpspreadsheet.

components/fpspreadsheet/examples/fpsgrid/readme.txt

@@ -0,0 +1,3 @@
+This demonstrates use of the Lazarus grid component supplied with fpspreadsheet.
+It demonstrates only the basics; a more extensive example can be found in the
+spready demo.

components/fpspreadsheet/examples/ooxmldemo/readme.txt

@@ -0,0 +1,2 @@
+This demo demonstrates how to use fpspreadsheet to write Microsoft OOXML
+(new Excel format) .xlsx files.

components/fpspreadsheet/examples/opendocdemo/readme.txt

@@ -0,0 +1,5 @@
+This demo demonstrates how to use fpspreadsheet to read and write LibreOffice/
+OpenOffice OpenDOcument .ods files.
+
+Please run the write demo before the read demo so the required spreadsheet file
+is generated.

components/fpspreadsheet/examples/spready/readme.txt

@@ -0,0 +1,4 @@
+Spready is an enhanced version of the fpsGrid demo.
+
+It tries to show off as many possible functionalities of the fpspreadsheet and 
+fpspreadsheetgrid code.