update farm images

content/page/farm/cultivationProcess/process_1/index.md

@@ -1,5 +1,5 @@
 ---
 id: CP_process_1
-image: ./tft_farmers_earn2.png
+image: ./left_dev.png
 ---
-TFT is used by users to reserve current or future Internet capacity on the ThreeFold Grid.
+Users, developers  and  organizations pay cultivation fees (using TFT) for using compute, storage and network capacity.

content/page/farm/cultivationProcess/process_2/index.md

@@ -1,4 +1,4 @@
 ---
 id: CP_process_2
-image: ./tft_process.png
+image: ./farm_center.png
 ---

content/page/farm/cultivationProcess/process_3/index.md

@@ -1,5 +1,5 @@
 ---
 id: CP_process_3
-image: ./tft_solution2.png
+image: ./right_person.png
 ---
-Internet capacity can be used to store data, run workloads and use peer-to-peer applications.
+Farmers earn more TFT when the 3Nodes get used. The more data is hosted on a 3Node, the more TFT is earned.