scripts: Update tools for the next release

The next supported tool versions are:
  + Vivado 2017.4.1
  + Quartus 17.1

library/scripts/adi_ip.tcl

@@ -3,7 +3,7 @@
 ## check tool version
 
 if {![info exists REQUIRED_VIVADO_VERSION]} {
-  set REQUIRED_VIVADO_VERSION "2016.4"
+  set REQUIRED_VIVADO_VERSION "2017.4.1"
 }
 
 if {[info exists ::env(ADI_IGNORE_VERSION_CHECK)]} {

projects/scripts/adi_project.tcl

@@ -7,7 +7,7 @@ variable p_prcfg_list
 variable p_prcfg_status
 
 if {![info exists REQUIRED_VIVADO_VERSION]} {
-  set REQUIRED_VIVADO_VERSION "2016.4"
+  set REQUIRED_VIVADO_VERSION "2017.4.1"
 }
 
 if {[info exists ::env(ADI_IGNORE_VERSION_CHECK)]} {

projects/scripts/adi_project_alt.tcl

@@ -5,7 +5,7 @@ variable version
 
 set family "none"
 set device "none"
-set version "16.1.2"
+set version "17.1.1"
 
 proc adi_project_altera {project_name} {