Content center expression column format parameter name with leading spaces and trailing zeros for correct order

[holgerb-mardmoeller]

Add some more functionality for modifying the content center expression with a expression column without using excel directly in the configuration.
Formatting a parameter name with leading space or/and trailing zeros.
Substring functions Mid, Left, Right,
String Length, Instr, RevInStr,
If then else conditions

Table ordered by 1st column:

expression	expression with leading spaces an trailing zeros and if condition (length > 1, no trailing zeros)
M1,6	M  1,6
M10	M 10
M100	M100
M2	M  2,0

table ordered by 2nd column:

expression	expression with leading spaces an trailing zeros and if condition (length > 1, no trailing zeros)
M1,6	M  1,6
M2	M  2,0
M10	M 10
M100	M100