Description:
	Change the font for all texts. Here it is changed to 'Tahoma'.
File(s) used:
	gmx_files/2dproj_PC1_PC2.xvg
Command:
	plotxvg -f gmx_files/2dproj_PC1_PC2.xvg -font Tahoma -save plotxvg_tests-output/15font.pdf -noshow
