Bump version to 1.2.61
Bump version to 1.2.61

MrRio/jsPDF,ealves-pt/jsPDF,MrRio/jsPDF,JunichiWatanuki/jsPDF,jutunen/jsPDF-table_2,ealves-pt/jsPDF,ealves-pt/jsPDF,MrRio/jsPDF,yWorks/jsPDF,SpatialVision/jsPDF,JunichiWatanuki/jsPDF,yWorks/jsPDF,yWorks/jsPDF,jutunen/jsPDF-table_2,JunichiWatanuki/jsPDF,JunichiWatanuki/jsPDF,SpatialVision/jsPDF